public String getAlgorithmName() {
        return algorithmName;
    }
Returns the cipher algorithm name that will be used for all encryption, decryption, and key operations (for
example, 'AES', 'Blowfish', 'RSA', 'DSA', 'TripleDES', etc.).

@return the cipher algorithm name that will be used for all encryption, decryption, and key operations
crypto/cipher/src/main/java/org/apache/shiro/crypto/cipher/JcaCipherService.java