1 // Copyright 2013 The Chromium Authors 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef NET_CERT_CT_VERIFIER_H_ 6 #define NET_CERT_CT_VERIFIER_H_ 7 8 #include <string_view> 9 10 #include "net/base/net_export.h" 11 #include "net/cert/signed_certificate_timestamp_and_status.h" 12 13 namespace net { 14 15 class NetLogWithSource; 16 class X509Certificate; 17 18 // Interface for verifying Signed Certificate Timestamps over a certificate. 19 class NET_EXPORT CTVerifier { 20 public: 21 virtual ~CTVerifier() = default; 22 23 // Verifies SCTs embedded in the certificate itself, SCTs embedded in a 24 // stapled OCSP response, and SCTs obtained via the 25 // signed_certificate_timestamp TLS extension on the given |cert|. 26 // A certificate is permitted but not required to use multiple sources for 27 // SCTs. It is expected that most certificates will use only one source 28 // (embedding, TLS extension or OCSP stapling). If no stapled OCSP response 29 // is available, |stapled_ocsp_response| should be an empty string. If no SCT 30 // TLS extension was negotiated, |sct_list_from_tls_extension| should be an 31 // empty string. |output_scts| will be cleared and filled with the SCTs 32 // present, if any, along with their verification results. 33 virtual void Verify(X509Certificate* cert, 34 std::string_view stapled_ocsp_response, 35 std::string_view sct_list_from_tls_extension, 36 SignedCertificateTimestampAndStatusList* output_scts, 37 const NetLogWithSource& net_log) const = 0; 38 }; 39 40 } // namespace net 41 42 #endif // NET_CERT_CT_VERIFIER_H_ 43