@class EMCertificateTrustInformation, NSError; @interface EMMessageSigner : NSObject <NSSecureCoding> @property (class, readonly) BOOL supportsSecureCoding; @property (retain, nonatomic) EMCertificateTrustInformation *signingCertificateTrustInfo; @property (retain, nonatomic) EMCertificateTrustInformation *encryptionCertificateTrustInfo; @property (retain, nonatomic) NSError *error; @property (readonly, nonatomic) BOOL hasSeparateSigningAndEncryptionCertificates; - (void)encodeWithCoder:(id)a0; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)initWithSigningTrust:(id)a0 encryptionTrust:(id)a1; - (void)evaluateTrustsWithOptions:(unsigned long long)a0; - (void)reevaluateTrustWithNetworkAccessAllowed; @end