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(Swift 3,4,5...) RSA Sign with PKCS8 Encrypted KeySee more RSA ExamplesDemonstrates how to load a private key from an encrypted PKCS8 file and create an RSA digital signature.
func chilkatTest() { // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. let pkey = CkoPrivateKey()! // Load the private key from an RSA PEM file: var success: Bool = pkey.loadPkcs8EncryptedFile("privateKey.key", password: "myPassword") var pkeyXml: String? // Get the private key in XML format: pkeyXml = pkey.getXml() let rsa = CkoRsa()! // Import the private key into the RSA object: success = rsa.importPrivateKey(pkeyXml) if success != true { print("\(rsa.lastErrorText!)") return } // Return the signature in hex rsa.encodingMode = "hex" var strData: String? = "This is the string to be signed." // Sign the string using the sha-1 hash algorithm. // Other valid choices are "md2", "sha256", "sha384", "sha512", and "md5". var hexSig: String? = rsa.signStringENC(strData, hashAlg: "sha-1") print("\(hexSig!)") } |
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