Undefined symbols for architecture x86_64:

  "_SecCertificateCopyData", referenced from:

      _AFCertificateTrustChainForServerTrust in AFSecurityPolicy.o

  "_SecCertificateCreateWithData", referenced from:

      _AFPublicKeyForCertificate in AFSecurityPolicy.o

      -[AFSecurityPolicy evaluateServerTrust:forDomain:] in AFSecurityPolicy.o

  "_SecPolicyCreateBasicX509", referenced from:

      _AFPublicKeyForCertificate in AFSecurityPolicy.o

      -[AFSecurityPolicy evaluateServerTrust:forDomain:] in AFSecurityPolicy.o

      _AFPublicKeyTrustChainForServerTrust in AFSecurityPolicy.o

  "_SecPolicyCreateSSL", referenced from:

      -[AFSecurityPolicy evaluateServerTrust:forDomain:] in AFSecurityPolicy.o

  "_SecTrustCopyPublicKey", referenced from:

      _AFPublicKeyForCertificate in AFSecurityPolicy.o

      _AFPublicKeyTrustChainForServerTrust in AFSecurityPolicy.o

  "_SecTrustCreateWithCertificates", referenced from:

      _AFPublicKeyForCertificate in AFSecurityPolicy.o

      _AFPublicKeyTrustChainForServerTrust in AFSecurityPolicy.o

  "_SecTrustEvaluate", referenced from:

      _AFPublicKeyForCertificate in AFSecurityPolicy.o

      _AFServerTrustIsValid in AFSecurityPolicy.o

      _AFPublicKeyTrustChainForServerTrust in AFSecurityPolicy.o

  "_SecTrustGetCertificateAtIndex", referenced from:

      _AFCertificateTrustChainForServerTrust in AFSecurityPolicy.o

      _AFPublicKeyTrustChainForServerTrust in AFSecurityPolicy.o

  "_SecTrustGetCertificateCount", referenced from:

      _AFCertificateTrustChainForServerTrust in AFSecurityPolicy.o

      _AFPublicKeyTrustChainForServerTrust in AFSecurityPolicy.o

  "_SecTrustSetAnchorCertificates", referenced from:

      -[AFSecurityPolicy evaluateServerTrust:forDomain:] in AFSecurityPolicy.o

  "_SecTrustSetPolicies", referenced from:

      -[AFSecurityPolicy evaluateServerTrust:forDomain:] in AFSecurityPolicy.o

ld: symbol(s) not found for architecture x86_64

clang: error: linker command failed with exit code 1 (use -v to see invocation)

 

基于Xcode7 在使用AFNetworking 时的报错 12个

只需要添加一个Security.framework 就可以了。