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How To use XP_CRYPT GUI Introduction What is XP_CRYPT System requirements Free version limitations End user license agreement Installing XP_CRYPT Installation procedure Activation XP_CRYPT API What's new Encryption methods overview Session xp_crypt_set_var xp_crypt_get_var xp_crypt_close_session xp_crypt_init_session xp_crypt_set_option Asymmetric keys DSA xp_dsa_free_key xp_dsa_load_key xp_dsa_save_key xp_dsa_generate_couple RSA xp_rsa_generate_couple xp_rsa_generate_pub_key xp_rsa_load_key xp_rsa_priv_dec xp_rsa_pub_enc xp_rsa_save_key xp_rsa_free_key Digital signatures DSA xp_dsa_verify xp_dsa_sign RSA xp_rsa_sign xp_rsa_verify Hashing xp_crypt xp_md5 xp_sha1 Symmetric encryption AES128 xp_aes128_decrypt xp_aes128_encrypt AES xp_aes_decrypt xp_aes_encrypt DESX xp_desx_decrypt xp_desx_encrypt RC4 xp_rc4_decrypt xp_rc4_encrypt Triple DES xp_des3_encrypt xp_des3_decrypt Error codes Tutorial How to use GUI Advanced technique (Old) Table encryption (Old) Troubleshooting Troubleshooting overview

Error codes All XP_CRYPT functions return an error code. You can get it in this way : declare @ret_code int ... -- Testing whether decryption was successful exec @ret_code = xp_rsa_priv_dec @CryptedText, '<privatekey.pem', @name OUTPUT, @dateofbirth OUTPUT , @department OUTPUT, 'PassForThePrivateKey' if @ret_code != 0  begin -- handle error here. To notify frontend application you can use RAISEERROR  end You can check its meaning in this table. Value Description 0 No error 1 Password is not specified 2 Key is invalid 3 Failure of srv_paraminfo 4 BIO error. Cannot parse base64 encoding 5 Memory allocation error 6 Encryption error 7 Key parameter can't be empty or NULL 8 Clear text parameter can't be NULL 9 Encrypted text parameter can't be empty or NULL 10 Password parameter can't be empty or NULL 11 Error while generating RSA key 12 Decryption error 13 Not valid private key 14 Size parameter can't be empty or NULL 15 Password is required for saving the private key 16 Filename parameter can't be empty or NULL 17 Unexpected error ( please report to support@activecrypt.com ) 18 Output variable is too short 19 Parameter should be for 'OUTPUT' 23 Bad salt value 24 Shareware limitation 26 Cannot read key 27 Registration information is wrong or not found 28 Wrong binary. Your registration information is found but you are using a free version of XP_CRYPT. Please update to full version. 29 Cannot open/read from file 30 Cannot create/write to file 31 Not enough parameters