Difference between revisions of "Cryptography.aesDecrypt"
From GiderosMobile
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=== Description === | === Description === | ||
| − | + | Decrypts an AES cipher text, ECB or CBC. | |
| − | |||
<source lang="lua"> | <source lang="lua"> | ||
(string) = Cryptography.aesDecrypt(ciphertext,key,iv,paddingType) | (string) = Cryptography.aesDecrypt(ciphertext,key,iv,paddingType) | ||
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=== Parameters === | === Parameters === | ||
| − | '''ciphertext''': (string) AES encrypted message <br/> | + | '''ciphertext''': (string) AES encrypted message<br/> |
| − | '''key''': (string) encryption key as a 16,24 or 32 byte string <br/> | + | '''key''': (string) encryption key as a 16,24 or 32 byte string<br/> |
| − | '''iv''': (string) a 16 byte IV to be used for CBC mode. If not provided ECB mode is used | + | '''iv''': (string) a 16 byte IV to be used for CBC mode. If not provided ECB mode is used '''optional'''<br/> |
| − | '''paddingType''': (number) | + | '''paddingType''': (number) type of padding to be used. Currently defined values are:</br> |
<ul> | <ul> | ||
<li>0: 0 padding '''optional'''</li> | <li>0: 0 padding '''optional'''</li> | ||
Revision as of 18:55, 28 February 2023
Available since: Gideros 2016.04
Class: Cryptography
Description
Decrypts an AES cipher text, ECB or CBC.
(string) = Cryptography.aesDecrypt(ciphertext,key,iv,paddingType)
Parameters
ciphertext: (string) AES encrypted message
key: (string) encryption key as a 16,24 or 32 byte string
iv: (string) a 16 byte IV to be used for CBC mode. If not provided ECB mode is used optional
paddingType: (number) type of padding to be used. Currently defined values are:
- 0: 0 padding optional
- 1: PKCS7 padding optional
Return values
Returns (string) deciphered message
