declare enum DigestAlgorithm { /** * MD2 algorithm */ MD2 = "MD2", /** * MD5 algorithm */ MD5 = "MD5", /** * SHA-1 algorithm */ SHA_1 = "SHA_1", /** * SHA-256 algorithm */ SHA_256 = "SHA_256", /** * SHA-384 algorithm */ SHA_384 = "SHA_384", /** * SHA-512 algorithm */ SHA_512 = "SHA_512", }