Wrapper class for handling all tasks related to RSA cryptography
RSAWrapper
Wrapper class for handling all tasks related to RSA cryptography
USAGE
do {
let rsaWrapper = try RSAWrapper(with: .RSA2048 , privateTag: “your-private-tag-goes-here”)
let base64PK = try rsaWrapper.publicKeyAsBase64()
print("public key as base64 -\n \(base64PK)")
let base64PEM = try rsaWrapper.publicKeyAsPEM()
print("public key as PEM -\n\(base64PEM)")
let text2Encrypt = "I want to believe"
let encryptedText = try rsaWrapper.encrypt(text: text2Encrypt)
print("encrypted RAW - \(encryptedText)")
let base64encrypted = try rsaWrapper.encryptBase64(text: text2Encrypt)
print("encrypted Base64 - \(base64encrypted)")
var clearText = try rsaWrapper.decrypt(encrypted: encryptedText)
print("clear Text RAW - \(clearText)")
clearText = try rsaWrapper.decryptBase64(encryptedBase64: base64encrypted)
print("clear Text BASE64 - \(clearText)")
copyFilesFromBundleToDocumentsFolderWith(fileExtension: "der")
let testDER = documentDirectory?.appendingPathComponent("test.der")
guard let testDERPath = testDER?.path else { return }
let externalPK = try? rsaWrapper.importPublicKey(fromDER: testDERPath)
print("public key from DER certificate -\n \(externalPK)")
} catch {
print(“error happened”)
}