TLS config: `allowInsecure`->`pinnedPeerCertSha256`; `verifyPeerCertInNames`->`verifyPeerCertByName`

And use `,` as the separator instead of `~`/array

https://github.com/XTLS/Xray-core/pull/5567#issuecomment-3766081805
https://t.me/projectXtls/1464
https://t.me/projectXtls/1465
https://t.me/projectXtls/1466
https://github.com/XTLS/Xray-core/pull/5625#issuecomment-3824855736

common/protocol/tls/cert/cert.go

@@ -6,6 +6,7 @@ import (
 	"crypto/elliptic"
 	"crypto/rand"
 	"crypto/rsa"
+	"crypto/sha256"
 	"crypto/x509"
 	"encoding/asn1"
 	"encoding/pem"
@@ -87,10 +88,10 @@ func Organization(org string) Option {
 	}
 }
 
-func MustGenerate(parent *Certificate, opts ...Option) *Certificate {
+func MustGenerate(parent *Certificate, opts ...Option) (*Certificate, [32]byte) {
 	cert, err := Generate(parent, opts...)
 	common.Must(err)
-	return cert
+	return cert, sha256.Sum256(cert.Certificate)
 }
 
 func publicKey(priv interface{}) interface{} {

infra/conf/transport_internet.go

@@ -568,7 +568,7 @@ func (c *TLSCertConfig) Build() (*tls.Certificate, error) {
 }
 
 type TLSConfig struct {
-	Insecure                bool             `json:"allowInsecure"`
+	AllowInsecure           bool             `json:"allowInsecure"`
 	Certs                   []*TLSCertConfig `json:"certificates"`
 	ServerName              string           `json:"serverName"`
 	ALPN                    *StringList      `json:"alpn"`
@@ -579,10 +579,10 @@ type TLSConfig struct {
 	CipherSuites            string           `json:"cipherSuites"`
 	Fingerprint             string           `json:"fingerprint"`
 	RejectUnknownSNI        bool             `json:"rejectUnknownSni"`
-	PinnedPeerCertSha256    string           `json:"pinnedPeerCertSha256"`
 	CurvePreferences        *StringList      `json:"curvePreferences"`
 	MasterKeyLog            string           `json:"masterKeyLog"`
-	ServerNameToVerify      string           `json:"serverNameToVerify"`
+	PinnedPeerCertSha256    string           `json:"pinnedPeerCertSha256"`
+	VerifyPeerCertByName    string           `json:"verifyPeerCertByName"`
 	VerifyPeerCertInNames   []string         `json:"verifyPeerCertInNames"`
 	ECHServerKeys           string           `json:"echServerKeys"`
 	ECHConfigList           string           `json:"echConfigList"`
@@ -602,10 +602,6 @@ func (c *TLSConfig) Build() (proto.Message, error) {
 		config.Certificate[idx] = cert
 	}
 	serverName := c.ServerName
-	config.AllowInsecure = c.Insecure
-	if config.AllowInsecure {
-		errors.PrintDeprecatedFeatureWarning("allowInsecure", "pinnedPeerCertSha256")
-	}
 	if len(c.ServerName) > 0 {
 		config.ServerName = serverName
 	}
@@ -632,12 +628,13 @@ func (c *TLSConfig) Build() (proto.Message, error) {
 		return nil, errors.New(`unknown "fingerprint": `, config.Fingerprint)
 	}
 	config.RejectUnknownSni = c.RejectUnknownSNI
+	config.MasterKeyLog = c.MasterKeyLog
 
+	if c.AllowInsecure {
+		return nil, errors.PrintRemovedFeatureError(`"allowInsecure"`, `"pinnedPeerCertSha256"`)
+	}
 	if c.PinnedPeerCertSha256 != "" {
-		config.PinnedPeerCertSha256 = [][]byte{}
-		// Split by tilde separator
-		hashes := strings.Split(c.PinnedPeerCertSha256, "~")
-		for _, v := range hashes {
+		for v := range strings.SplitSeq(c.PinnedPeerCertSha256, ",") {
 			v = strings.TrimSpace(v)
 			if v == "" {
 				continue
@@ -650,12 +647,18 @@ func (c *TLSConfig) Build() (proto.Message, error) {
 		}
 	}
 
-	config.MasterKeyLog = c.MasterKeyLog
-
-	if c.ServerNameToVerify != "" {
-		return nil, errors.PrintRemovedFeatureError(`"serverNameToVerify"`, `"verifyPeerCertInNames"`)
+	if c.VerifyPeerCertInNames != nil {
+		return nil, errors.PrintRemovedFeatureError(`"verifyPeerCertInNames"`, `"verifyPeerCertByName"`)
+	}
+	if c.VerifyPeerCertByName != "" {
+		for v := range strings.SplitSeq(c.VerifyPeerCertByName, ",") {
+			v = strings.TrimSpace(v)
+			if v == "" {
+				continue
+			}
+			config.VerifyPeerCertByName = append(config.VerifyPeerCertByName, v)
+		}
 	}
-	config.VerifyPeerCertInNames = c.VerifyPeerCertInNames
 
 	if c.ECHServerKeys != "" {
 		EchPrivateKey, err := base64.StdEncoding.DecodeString(c.ECHServerKeys)

testing/scenarios/tls_test.go

@@ -36,6 +36,8 @@ func TestSimpleTLSConnection(t *testing.T) {
 	common.Must(err)
 	defer tcpServer.Close()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	userID := protocol.NewID(uuid.New())
 	serverPort := tcp.PickPort()
 	serverConfig := &core.Config{
@@ -48,7 +50,7 @@ func TestSimpleTLSConnection(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								Certificate: []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil))},
+								Certificate: []*tls.Certificate{tls.ParseCertificate(ct)},
 							}),
 						},
 					},
@@ -104,7 +106,7 @@ func TestSimpleTLSConnection(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure: true,
+								PinnedPeerCertSha256: [][]byte{ctHash[:]},
 							}),
 						},
 					},
@@ -247,6 +249,8 @@ func TestTLSOverKCP(t *testing.T) {
 	common.Must(err)
 	defer tcpServer.Close()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	userID := protocol.NewID(uuid.New())
 	serverPort := udp.PickPort()
 	serverConfig := &core.Config{
@@ -260,7 +264,7 @@ func TestTLSOverKCP(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								Certificate: []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil))},
+								Certificate: []*tls.Certificate{tls.ParseCertificate(ct)},
 							}),
 						},
 					},
@@ -317,7 +321,7 @@ func TestTLSOverKCP(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure: true,
+								PinnedPeerCertSha256: [][]byte{ctHash[:]},
 							}),
 						},
 					},
@@ -343,6 +347,8 @@ func TestTLSOverWebSocket(t *testing.T) {
 	common.Must(err)
 	defer tcpServer.Close()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	userID := protocol.NewID(uuid.New())
 	serverPort := tcp.PickPort()
 	serverConfig := &core.Config{
@@ -356,7 +362,7 @@ func TestTLSOverWebSocket(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								Certificate: []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil))},
+								Certificate: []*tls.Certificate{tls.ParseCertificate(ct)},
 							}),
 						},
 					},
@@ -419,7 +425,7 @@ func TestTLSOverWebSocket(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure: true,
+								PinnedPeerCertSha256: [][]byte{ctHash[:]},
 							}),
 						},
 					},
@@ -449,6 +455,8 @@ func TestGRPC(t *testing.T) {
 	common.Must(err)
 	defer tcpServer.Close()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	userID := protocol.NewID(uuid.New())
 	serverPort := tcp.PickPort()
 	serverConfig := &core.Config{
@@ -468,7 +476,7 @@ func TestGRPC(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								Certificate: []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil))},
+								Certificate: []*tls.Certificate{tls.ParseCertificate(ct)},
 							}),
 						},
 					},
@@ -531,7 +539,7 @@ func TestGRPC(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure: true,
+								PinnedPeerCertSha256: [][]byte{ctHash[:]},
 							}),
 						},
 					},
@@ -561,6 +569,8 @@ func TestGRPCMultiMode(t *testing.T) {
 	common.Must(err)
 	defer tcpServer.Close()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	userID := protocol.NewID(uuid.New())
 	serverPort := tcp.PickPort()
 	serverConfig := &core.Config{
@@ -580,7 +590,7 @@ func TestGRPCMultiMode(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								Certificate: []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil))},
+								Certificate: []*tls.Certificate{tls.ParseCertificate(ct)},
 							}),
 						},
 					},
@@ -643,7 +653,7 @@ func TestGRPCMultiMode(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure: true,
+								PinnedPeerCertSha256: [][]byte{ctHash[:]},
 							}),
 						},
 					},
@@ -672,7 +682,7 @@ func TestSimpleTLSConnectionPinned(t *testing.T) {
 	dest, err := tcpServer.Start()
 	common.Must(err)
 	defer tcpServer.Close()
-	certificateDer := cert.MustGenerate(nil)
+	certificateDer, _ := cert.MustGenerate(nil)
 	certificate := tls.ParseCertificate(certificateDer)
 	certHash := tls.GenerateCertHash(certificateDer.Certificate)
 	userID := protocol.NewID(uuid.New())
@@ -743,7 +753,6 @@ func TestSimpleTLSConnectionPinned(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure:        true,
 								PinnedPeerCertSha256: [][]byte{certHash},
 							}),
 						},
@@ -769,7 +778,7 @@ func TestSimpleTLSConnectionPinnedWrongCert(t *testing.T) {
 	dest, err := tcpServer.Start()
 	common.Must(err)
 	defer tcpServer.Close()
-	certificateDer := cert.MustGenerate(nil)
+	certificateDer, _ := cert.MustGenerate(nil)
 	certificate := tls.ParseCertificate(certificateDer)
 	certHash := tls.GenerateCertHash(certificateDer.Certificate)
 	certHash[1] += 1
@@ -841,7 +850,6 @@ func TestSimpleTLSConnectionPinnedWrongCert(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure:        true,
 								PinnedPeerCertSha256: [][]byte{certHash},
 							}),
 						},
@@ -867,7 +875,7 @@ func TestUTLSConnectionPinned(t *testing.T) {
 	dest, err := tcpServer.Start()
 	common.Must(err)
 	defer tcpServer.Close()
-	certificateDer := cert.MustGenerate(nil)
+	certificateDer, _ := cert.MustGenerate(nil)
 	certificate := tls.ParseCertificate(certificateDer)
 	certHash := tls.GenerateCertHash(certificateDer.Certificate)
 	userID := protocol.NewID(uuid.New())
@@ -939,7 +947,6 @@ func TestUTLSConnectionPinned(t *testing.T) {
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
 								Fingerprint:          "random",
-								AllowInsecure:        true,
 								PinnedPeerCertSha256: [][]byte{certHash},
 							}),
 						},
@@ -965,7 +972,7 @@ func TestUTLSConnectionPinnedWrongCert(t *testing.T) {
 	dest, err := tcpServer.Start()
 	common.Must(err)
 	defer tcpServer.Close()
-	certificateDer := cert.MustGenerate(nil)
+	certificateDer, _ := cert.MustGenerate(nil)
 	certificate := tls.ParseCertificate(certificateDer)
 	certHash := tls.GenerateCertHash(certificateDer.Certificate)
 	certHash[1] += 1
@@ -1038,7 +1045,6 @@ func TestUTLSConnectionPinnedWrongCert(t *testing.T) {
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
 								Fingerprint:          "random",
-								AllowInsecure:        true,
 								PinnedPeerCertSha256: [][]byte{certHash},
 							}),
 						},

testing/scenarios/vless_test.go

@@ -97,7 +97,7 @@ func TestVless(t *testing.T) {
 					Vnext: &protocol.ServerEndpoint{
 						Address: net.NewIPOrDomain(net.LocalHostIP),
 						Port:    uint32(serverPort),
-						User:    &protocol.User{
+						User: &protocol.User{
 							Account: serial.ToTypedMessage(&vless.Account{
 								Id: userID.String(),
 							}),
@@ -129,6 +129,8 @@ func TestVlessTls(t *testing.T) {
 	common.Must(err)
 	defer tcpServer.Close()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	userID := protocol.NewID(uuid.New())
 	serverPort := tcp.PickPort()
 	serverConfig := &core.Config{
@@ -148,7 +150,7 @@ func TestVlessTls(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								Certificate: []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil))},
+								Certificate: []*tls.Certificate{tls.ParseCertificate(ct)},
 							}),
 						},
 					},
@@ -198,7 +200,7 @@ func TestVlessTls(t *testing.T) {
 					Vnext: &protocol.ServerEndpoint{
 						Address: net.NewIPOrDomain(net.LocalHostIP),
 						Port:    uint32(serverPort),
-						User:    &protocol.User{
+						User: &protocol.User{
 							Account: serial.ToTypedMessage(&vless.Account{
 								Id: userID.String(),
 							}),
@@ -217,7 +219,7 @@ func TestVlessTls(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure: true,
+								PinnedPeerCertSha256: [][]byte{ctHash[:]},
 							}),
 						},
 					},
@@ -247,6 +249,8 @@ func TestVlessXtlsVision(t *testing.T) {
 	common.Must(err)
 	defer tcpServer.Close()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	userID := protocol.NewID(uuid.New())
 	serverPort := tcp.PickPort()
 	serverConfig := &core.Config{
@@ -266,7 +270,7 @@ func TestVlessXtlsVision(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								Certificate: []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil))},
+								Certificate: []*tls.Certificate{tls.ParseCertificate(ct)},
 							}),
 						},
 					},
@@ -317,7 +321,7 @@ func TestVlessXtlsVision(t *testing.T) {
 					Vnext: &protocol.ServerEndpoint{
 						Address: net.NewIPOrDomain(net.LocalHostIP),
 						Port:    uint32(serverPort),
-						User:    &protocol.User{
+						User: &protocol.User{
 							Account: serial.ToTypedMessage(&vless.Account{
 								Id:   userID.String(),
 								Flow: vless.XRV,
@@ -337,7 +341,7 @@ func TestVlessXtlsVision(t *testing.T) {
 						SecurityType: serial.GetMessageType(&tls.Config{}),
 						SecuritySettings: []*serial.TypedMessage{
 							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure: true,
+								PinnedPeerCertSha256: [][]byte{ctHash[:]},
 							}),
 						},
 					},
@@ -447,7 +451,7 @@ func TestVlessXtlsVisionReality(t *testing.T) {
 					Vnext: &protocol.ServerEndpoint{
 						Address: net.NewIPOrDomain(net.LocalHostIP),
 						Port:    uint32(serverPort),
-						User:    &protocol.User{
+						User: &protocol.User{
 							Account: serial.ToTypedMessage(&vless.Account{
 								Id:   userID.String(),
 								Flow: vless.XRV,

transport/internet/httpupgrade/httpupgrade_test.go

@@ -182,6 +182,8 @@ func Test_listenHTTPUpgradeAndDial_TLS(t *testing.T) {
 
 	start := time.Now()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	streamSettings := &internet.MemoryStreamConfig{
 		ProtocolName: "httpupgrade",
 		ProtocolSettings: &Config{
@@ -189,8 +191,8 @@ func Test_listenHTTPUpgradeAndDial_TLS(t *testing.T) {
 		},
 		SecurityType: "tls",
 		SecuritySettings: &tls.Config{
-			AllowInsecure: true,
-			Certificate:   []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil, cert.CommonName("localhost")))},
+			Certificate:          []*tls.Certificate{tls.ParseCertificate(ct)},
+			PinnedPeerCertSha256: [][]byte{ctHash[:]},
 		},
 	}
 	listen, err := ListenHTTPUpgrade(context.Background(), net.LocalHostIP, listenPort, streamSettings, func(conn stat.Connection) {

transport/internet/splithttp/splithttp_test.go

@@ -132,6 +132,8 @@ func Test_ListenXHAndDial_TLS(t *testing.T) {
 
 	start := time.Now()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	streamSettings := &internet.MemoryStreamConfig{
 		ProtocolName: "splithttp",
 		ProtocolSettings: &Config{
@@ -139,8 +141,8 @@ func Test_ListenXHAndDial_TLS(t *testing.T) {
 		},
 		SecurityType: "tls",
 		SecuritySettings: &tls.Config{
-			AllowInsecure: true,
-			Certificate:   []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil, cert.CommonName("localhost")))},
+			Certificate:          []*tls.Certificate{tls.ParseCertificate(ct)},
+			PinnedPeerCertSha256: [][]byte{ctHash[:]},
 		},
 	}
 	listen, err := ListenXH(context.Background(), net.LocalHostIP, listenPort, streamSettings, func(conn stat.Connection) {
@@ -228,6 +230,8 @@ func Test_ListenXHAndDial_QUIC(t *testing.T) {
 
 	start := time.Now()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	streamSettings := &internet.MemoryStreamConfig{
 		ProtocolName: "splithttp",
 		ProtocolSettings: &Config{
@@ -235,9 +239,9 @@ func Test_ListenXHAndDial_QUIC(t *testing.T) {
 		},
 		SecurityType: "tls",
 		SecuritySettings: &tls.Config{
-			AllowInsecure: true,
-			Certificate:   []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil, cert.CommonName("localhost")))},
-			NextProtocol:  []string{"h3"},
+			Certificate:          []*tls.Certificate{tls.ParseCertificate(ct)},
+			PinnedPeerCertSha256: [][]byte{ctHash[:]},
+			NextProtocol:         []string{"h3"},
 		},
 	}
 

transport/internet/tcp/dialer.go

@@ -35,23 +35,23 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me
 		}
 
 		isFromMitmVerify := false
-		if r, ok := tlsConfig.Rand.(*tls.RandCarrier); ok && len(r.VerifyPeerCertInNames) > 0 {
-			for i, name := range r.VerifyPeerCertInNames {
+		if r, ok := tlsConfig.Rand.(*tls.RandCarrier); ok && len(r.VerifyPeerCertByName) > 0 {
+			for i, name := range r.VerifyPeerCertByName {
 				if tls.IsFromMitm(name) {
 					isFromMitmVerify = true
-					r.VerifyPeerCertInNames[0], r.VerifyPeerCertInNames[i] = r.VerifyPeerCertInNames[i], r.VerifyPeerCertInNames[0]
-					r.VerifyPeerCertInNames = r.VerifyPeerCertInNames[1:]
+					r.VerifyPeerCertByName[0], r.VerifyPeerCertByName[i] = r.VerifyPeerCertByName[i], r.VerifyPeerCertByName[0]
+					r.VerifyPeerCertByName = r.VerifyPeerCertByName[1:]
 					after := mitmServerName
 					for {
 						if len(after) > 0 {
-							r.VerifyPeerCertInNames = append(r.VerifyPeerCertInNames, after)
+							r.VerifyPeerCertByName = append(r.VerifyPeerCertByName, after)
 						}
 						_, after, _ = strings.Cut(after, ".")
 						if !strings.Contains(after, ".") {
 							break
 						}
 					}
-					slices.Reverse(r.VerifyPeerCertInNames)
+					slices.Reverse(r.VerifyPeerCertByName)
 					break
 				}
 			}

transport/internet/tls/config.go

@@ -294,7 +294,7 @@ func (r *RandCarrier) verifyPeerCert(rawCerts [][]byte, verifiedChains [][]*x509
 	}
 
 	// directly return success if pinned cert is leaf
-	// or replace RootCAs if pinned cert is CA (and can be used in VerifyPeerCertInNames)
+	// or replace RootCAs if pinned cert is CA (and can be used in VerifyPeerCertByName)
 	CAs := r.RootCAs
 	var verifyResult verifyResult
 	var verifiedCert *x509.Certificate
@@ -302,7 +302,7 @@ func (r *RandCarrier) verifyPeerCert(rawCerts [][]byte, verifiedChains [][]*x509
 		verifyResult, verifiedCert = verifyChain(certs, r.PinnedPeerCertSha256)
 		switch verifyResult {
 		case certNotFound:
-			return errors.New("peer cert is unrecognized (againsts pinnedPeerCertSha256)")
+			return errors.New("peer cert is unrecognized (against pinnedPeerCertSha256)")
 		case foundLeaf:
 			return nil
 		case foundCA:
@@ -313,7 +313,7 @@ func (r *RandCarrier) verifyPeerCert(rawCerts [][]byte, verifiedChains [][]*x509
 		}
 	}
 
-	if r.VerifyPeerCertInNames != nil { // RAW's Dial() may make it empty but not nil
+	if r.VerifyPeerCertByName != nil { // RAW's Dial() may make it empty but not nil
 		opts := x509.VerifyOptions{
 			Roots:         CAs,
 			CurrentTime:   time.Now(),
@@ -322,15 +322,15 @@ func (r *RandCarrier) verifyPeerCert(rawCerts [][]byte, verifiedChains [][]*x509
 		for _, cert := range certs[1:] {
 			opts.Intermediates.AddCert(cert)
 		}
-		for _, opts.DNSName = range r.VerifyPeerCertInNames {
+		for _, opts.DNSName = range r.VerifyPeerCertByName {
 			if _, err := certs[0].Verify(opts); err == nil {
 				return nil
 			}
 		}
 		if verifyResult == foundCA {
-			errors.New("peer cert is invalid (againsts pinned CA and verifyPeerCertInNames)")
+			errors.New("peer cert is invalid (against pinned CA and verifyPeerCertByName)")
 		}
-		return errors.New("peer cert is invalid (againsts root CAs and verifyPeerCertInNames)")
+		return errors.New("peer cert is invalid (against root CAs and verifyPeerCertByName)")
 	}
 
 	if verifyResult == foundCA { // if found CA, we need to verify here
@@ -346,17 +346,17 @@ func (r *RandCarrier) verifyPeerCert(rawCerts [][]byte, verifiedChains [][]*x509
 		if _, err := certs[0].Verify(opts); err == nil {
 			return nil
 		}
-		return errors.New("peer cert is invalid (againsts pinned CA and serverName)")
+		return errors.New("peer cert is invalid (against pinned CA and serverName)")
 	}
 
-	return nil // len(r.PinnedPeerCertSha256)==nil && len(r.VerifyPeerCertInNames)==nil
+	return nil // r.PinnedPeerCertSha256==nil && r.verifyPeerCertByName==nil
 }
 
 type RandCarrier struct {
-	Config                *tls.Config
-	RootCAs               *x509.CertPool
-	VerifyPeerCertInNames []string
-	PinnedPeerCertSha256  [][]byte
+	Config               *tls.Config
+	RootCAs              *x509.CertPool
+	VerifyPeerCertByName []string
+	PinnedPeerCertSha256 [][]byte
 }
 
 func (r *RandCarrier) Read(p []byte) (n int, err error) {
@@ -374,31 +374,28 @@ func (c *Config) GetTLSConfig(opts ...Option) *tls.Config {
 		return &tls.Config{
 			ClientSessionCache:     globalSessionCache,
 			RootCAs:                root,
-			InsecureSkipVerify:     false,
-			NextProtos:             nil,
 			SessionTicketsDisabled: true,
 		}
 	}
 
 	randCarrier := &RandCarrier{
-		RootCAs:               root,
-		VerifyPeerCertInNames: slices.Clone(c.VerifyPeerCertInNames),
-		PinnedPeerCertSha256:  c.PinnedPeerCertSha256,
+		RootCAs:              root,
+		VerifyPeerCertByName: slices.Clone(c.VerifyPeerCertByName),
+		PinnedPeerCertSha256: c.PinnedPeerCertSha256,
 	}
 	config := &tls.Config{
 		Rand:                   randCarrier,
 		ClientSessionCache:     globalSessionCache,
 		RootCAs:                root,
-		InsecureSkipVerify:     c.AllowInsecure,
 		NextProtos:             slices.Clone(c.NextProtocol),
 		SessionTicketsDisabled: !c.EnableSessionResumption,
 		VerifyPeerCertificate:  randCarrier.verifyPeerCert,
 	}
 	randCarrier.Config = config
-	if len(c.VerifyPeerCertInNames) > 0 {
+	if len(c.VerifyPeerCertByName) > 0 {
 		config.InsecureSkipVerify = true
 	} else {
-		randCarrier.VerifyPeerCertInNames = nil
+		randCarrier.VerifyPeerCertByName = nil
 	}
 	if len(c.PinnedPeerCertSha256) > 0 {
 		config.InsecureSkipVerify = true

transport/internet/tls/config.pb.go

@@ -181,8 +181,6 @@ type Config struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	// Whether or not to allow self-signed certificates.
-	AllowInsecure bool `protobuf:"varint,1,opt,name=allow_insecure,json=allowInsecure,proto3" json:"allow_insecure,omitempty"`
 	// List of certificates to be served on server.
 	Certificate []*Certificate `protobuf:"bytes,2,rep,name=certificate,proto3" json:"certificate,omitempty"`
 	// Override server name.
@@ -203,26 +201,15 @@ type Config struct {
 	// TLS Client Hello fingerprint (uTLS).
 	Fingerprint      string `protobuf:"bytes,11,opt,name=fingerprint,proto3" json:"fingerprint,omitempty"`
 	RejectUnknownSni bool   `protobuf:"varint,12,opt,name=reject_unknown_sni,json=rejectUnknownSni,proto3" json:"reject_unknown_sni,omitempty"`
-	// @Document Some certificate chain sha256 hashes.
-	// @Document After normal validation or allow_insecure, if the server's cert chain hash does not match any of these values, the connection will be aborted.
-	// @Critical
-	PinnedPeerCertificateChainSha256 [][]byte `protobuf:"bytes,13,rep,name=pinned_peer_certificate_chain_sha256,json=pinnedPeerCertificateChainSha256,proto3" json:"pinned_peer_certificate_chain_sha256,omitempty"`
-	// @Document Some certificate public key sha256 hashes.
-	// @Document After normal validation (required), if one of certs in verified chain matches one of these values, the connection will be eventually accepted.
-	// @Critical
-	PinnedPeerCertificatePublicKeySha256 [][]byte `protobuf:"bytes,14,rep,name=pinned_peer_certificate_public_key_sha256,json=pinnedPeerCertificatePublicKeySha256,proto3" json:"pinned_peer_certificate_public_key_sha256,omitempty"`
-	MasterKeyLog                         string   `protobuf:"bytes,15,opt,name=master_key_log,json=masterKeyLog,proto3" json:"master_key_log,omitempty"`
+	MasterKeyLog     string `protobuf:"bytes,15,opt,name=master_key_log,json=masterKeyLog,proto3" json:"master_key_log,omitempty"`
 	// Lists of string as CurvePreferences values.
-	CurvePreferences []string `protobuf:"bytes,16,rep,name=curve_preferences,json=curvePreferences,proto3" json:"curve_preferences,omitempty"`
-	// @Document Replaces server_name to verify the peer cert.
-	// @Document After allow_insecure (automatically), if the server's cert can't be verified by any of these names, pinned_peer_certificate_chain_sha256 will be tried.
-	// @Critical
-	VerifyPeerCertInNames []string               `protobuf:"bytes,17,rep,name=verify_peer_cert_in_names,json=verifyPeerCertInNames,proto3" json:"verify_peer_cert_in_names,omitempty"`
-	EchServerKeys         []byte                 `protobuf:"bytes,18,opt,name=ech_server_keys,json=echServerKeys,proto3" json:"ech_server_keys,omitempty"`
-	EchConfigList         string                 `protobuf:"bytes,19,opt,name=ech_config_list,json=echConfigList,proto3" json:"ech_config_list,omitempty"`
-	EchForceQuery         string                 `protobuf:"bytes,20,opt,name=ech_force_query,json=echForceQuery,proto3" json:"ech_force_query,omitempty"`
-	EchSocketSettings     *internet.SocketConfig `protobuf:"bytes,21,opt,name=ech_socket_settings,json=echSocketSettings,proto3" json:"ech_socket_settings,omitempty"`
-	PinnedPeerCertSha256  [][]byte               `protobuf:"bytes,22,rep,name=pinned_peer_cert_sha256,json=pinnedPeerCertSha256,proto3" json:"pinned_peer_cert_sha256,omitempty"`
+	CurvePreferences     []string               `protobuf:"bytes,16,rep,name=curve_preferences,json=curvePreferences,proto3" json:"curve_preferences,omitempty"`
+	VerifyPeerCertByName []string               `protobuf:"bytes,17,rep,name=verify_peer_cert_by_name,json=verifyPeerCertByName,proto3" json:"verify_peer_cert_by_name,omitempty"`
+	EchServerKeys        []byte                 `protobuf:"bytes,18,opt,name=ech_server_keys,json=echServerKeys,proto3" json:"ech_server_keys,omitempty"`
+	EchConfigList        string                 `protobuf:"bytes,19,opt,name=ech_config_list,json=echConfigList,proto3" json:"ech_config_list,omitempty"`
+	EchForceQuery        string                 `protobuf:"bytes,20,opt,name=ech_force_query,json=echForceQuery,proto3" json:"ech_force_query,omitempty"`
+	EchSocketSettings    *internet.SocketConfig `protobuf:"bytes,21,opt,name=ech_socket_settings,json=echSocketSettings,proto3" json:"ech_socket_settings,omitempty"`
+	PinnedPeerCertSha256 [][]byte               `protobuf:"bytes,22,rep,name=pinned_peer_cert_sha256,json=pinnedPeerCertSha256,proto3" json:"pinned_peer_cert_sha256,omitempty"`
 }
 
 func (x *Config) Reset() {
@@ -255,13 +242,6 @@ func (*Config) Descriptor() ([]byte, []int) {
 	return file_transport_internet_tls_config_proto_rawDescGZIP(), []int{1}
 }
 
-func (x *Config) GetAllowInsecure() bool {
-	if x != nil {
-		return x.AllowInsecure
-	}
-	return false
-}
-
 func (x *Config) GetCertificate() []*Certificate {
 	if x != nil {
 		return x.Certificate
@@ -332,20 +312,6 @@ func (x *Config) GetRejectUnknownSni() bool {
 	return false
 }
 
-func (x *Config) GetPinnedPeerCertificateChainSha256() [][]byte {
-	if x != nil {
-		return x.PinnedPeerCertificateChainSha256
-	}
-	return nil
-}
-
-func (x *Config) GetPinnedPeerCertificatePublicKeySha256() [][]byte {
-	if x != nil {
-		return x.PinnedPeerCertificatePublicKeySha256
-	}
-	return nil
-}
-
 func (x *Config) GetMasterKeyLog() string {
 	if x != nil {
 		return x.MasterKeyLog
@@ -360,9 +326,9 @@ func (x *Config) GetCurvePreferences() []string {
 	return nil
 }
 
-func (x *Config) GetVerifyPeerCertInNames() []string {
+func (x *Config) GetVerifyPeerCertByName() []string {
 	if x != nil {
-		return x.VerifyPeerCertInNames
+		return x.VerifyPeerCertByName
 	}
 	return nil
 }
@@ -435,81 +401,68 @@ var file_transport_internet_tls_config_proto_rawDesc = []byte{
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+	0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (

transport/internet/tls/config.proto

@@ -38,9 +38,6 @@ message Certificate {
 }
 
 message Config {
-  // Whether or not to allow self-signed certificates.
-  bool allow_insecure = 1;
-
   // List of certificates to be served on server.
   repeated Certificate certificate = 2;
 
@@ -70,29 +67,13 @@ message Config {
   string fingerprint = 11;
 
   bool reject_unknown_sni = 12;
-  
-  /* @Document Some certificate chain sha256 hashes.
-     @Document After normal validation or allow_insecure, if the server's cert chain hash does not match any of these values, the connection will be aborted.
-     @Critical
-  */
-  repeated bytes pinned_peer_certificate_chain_sha256 = 13;
-
-  /* @Document Some certificate public key sha256 hashes.
-     @Document After normal validation (required), if one of certs in verified chain matches one of these values, the connection will be eventually accepted.
-     @Critical
-  */
-  repeated bytes pinned_peer_certificate_public_key_sha256 = 14;
 
   string master_key_log = 15;
 
   // Lists of string as CurvePreferences values.
   repeated string curve_preferences = 16;
 
-  /* @Document Replaces server_name to verify the peer cert.
-     @Document After allow_insecure (automatically), if the server's cert can't be verified by any of these names, pinned_peer_certificate_chain_sha256 will be tried.
-     @Critical
-  */
-  repeated string verify_peer_cert_in_names = 17;
+  repeated string verify_peer_cert_by_name = 17;
 
   bytes ech_server_keys = 18;
 

transport/internet/tls/config_test.go

@@ -12,7 +12,8 @@ import (
 )
 
 func TestCertificateIssuing(t *testing.T) {
-	certificate := ParseCertificate(cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign)))
+	ct, _ := cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign))
+	certificate := ParseCertificate(ct)
 	certificate.Usage = Certificate_AUTHORITY_ISSUE
 
 	c := &Config{
@@ -35,8 +36,8 @@ func TestCertificateIssuing(t *testing.T) {
 }
 
 func TestExpiredCertificate(t *testing.T) {
-	caCert := cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign))
-	expiredCert := cert.MustGenerate(caCert, cert.NotAfter(time.Now().Add(time.Minute*-2)), cert.CommonName("www.example.com"), cert.DNSNames("www.example.com"))
+	caCert, _ := cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign))
+	expiredCert, _ := cert.MustGenerate(caCert, cert.NotAfter(time.Now().Add(time.Minute*-2)), cert.CommonName("www.example.com"), cert.DNSNames("www.example.com"))
 
 	certificate := ParseCertificate(caCert)
 	certificate.Usage = Certificate_AUTHORITY_ISSUE
@@ -73,7 +74,8 @@ func TestInsecureCertificates(t *testing.T) {
 }
 
 func BenchmarkCertificateIssuing(b *testing.B) {
-	certificate := ParseCertificate(cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign)))
+	ct, _ := cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign))
+	certificate := ParseCertificate(ct)
 	certificate.Usage = Certificate_AUTHORITY_ISSUE
 
 	c := &Config{

transport/internet/tls/pin_test.go

@@ -100,16 +100,14 @@ uI6HqHFD3iEct8fBkYfQiwH2e1eu9OwgujiWHsutyK8VvzVB3/YnhQ/TzciRjPqz
 }
 
 func TestVerifyPeerLeafCert(t *testing.T) {
-	leafCert := cert.MustGenerate(nil, cert.DNSNames("example.com"))
+	leafCert, leafHash := cert.MustGenerate(nil, cert.DNSNames("example.com"))
 	leaf := common.Must2(x509.ParseCertificate(leafCert.Certificate))
 
-	caHash := GenerateCertHash(leafCert.Certificate)
-
 	r := &RandCarrier{
 		Config: &tls.Config{
 			ServerName: "example.com",
 		},
-		PinnedPeerCertSha256: [][]byte{caHash},
+		PinnedPeerCertSha256: [][]byte{leafHash[:]},
 	}
 
 	rawCerts := [][]byte{leaf.Raw}
@@ -127,19 +125,17 @@ func TestVerifyPeerLeafCert(t *testing.T) {
 }
 
 func TestVerifyPeerCACert(t *testing.T) {
-	caCert := cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign))
+	caCert, caHash := cert.MustGenerate(nil, cert.Authority(true), cert.KeyUsage(x509.KeyUsageCertSign))
 	ca := common.Must2(x509.ParseCertificate(caCert.Certificate))
 
-	leafCert := cert.MustGenerate(caCert, cert.DNSNames("example.com"))
+	leafCert, _ := cert.MustGenerate(caCert, cert.DNSNames("example.com"))
 	leaf := common.Must2(x509.ParseCertificate(leafCert.Certificate))
 
-	caHash := GenerateCertHash(ca)
-
 	r := &RandCarrier{
 		Config: &tls.Config{
 			ServerName: "example.com",
 		},
-		PinnedPeerCertSha256: [][]byte{caHash},
+		PinnedPeerCertSha256: [][]byte{caHash[:]},
 	}
 
 	rawCerts := [][]byte{leaf.Raw, ca.Raw}

transport/internet/websocket/ws_test.go

@@ -123,6 +123,8 @@ func Test_listenWSAndDial_TLS(t *testing.T) {
 
 	start := time.Now()
 
+	ct, ctHash := cert.MustGenerate(nil, cert.CommonName("localhost"))
+
 	streamSettings := &internet.MemoryStreamConfig{
 		ProtocolName: "websocket",
 		ProtocolSettings: &Config{
@@ -130,8 +132,8 @@ func Test_listenWSAndDial_TLS(t *testing.T) {
 		},
 		SecurityType: "tls",
 		SecuritySettings: &tls.Config{
-			AllowInsecure: true,
-			Certificate:   []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil, cert.CommonName("localhost")))},
+			Certificate:          []*tls.Certificate{tls.ParseCertificate(ct)},
+			PinnedPeerCertSha256: [][]byte{ctHash[:]},
 		},
 	}
 	listen, err := ListenWS(context.Background(), net.LocalHostIP, listenPort, streamSettings, func(conn stat.Connection) {