Xbase++

Simple AES ECB Decryption

See more Encryption Examples

Decrypt 256-bit encrypted content. Xbase++

LOCAL oCrypt
LOCAL cCt
LOCAL cKey
LOCAL cPt

//  This example assumes the Chilkat API to have been previously unlocked.
//  See Global Unlock Sample for sample code.

oCrypt := CreateObject("Chilkat.Crypt2")

//  Encrypted content (base64-encoded)
cCt := "d/95VziAnUNKkpXr3dJBFcQqAEDWlDkc7EU2jLkYPxmr6PpLRJlgHos+/Uy28CvJsmztQ3JkJAMukVoj46QJ/7RMuqLb31cSKd1ZvMzx9J9b6q0EkmPJcSfBhf2x7v5Qvq3lz1EIH7RM61cDGf+g9p4lt6FtU2MzCqtYD+Vr29voCn5WU1CnXmks64RrbyDA1DDHOx2deJ4Kn68+KoPM9tAw9kbf4HApL1nJYU3Mfzl+MnuHuB2kJpL5GqbuNvS+4QjxuwtNGuZEEY0gOS4RIvWl/XfkxtWHMkzsKy08AO792xDGer4rL4Q1NcfI/H2V"

//  256-bit AES key (literally the 32 us-ascii bytes of this string)
cKey := "sQsPQYesBM5qEM5OSxicFatIiLM459Bu"

//  Note: If your AES key is a string, and it's not clearly hex or base64, AND if the length of the string is the exact size of the AES key,
//  then *literally* use the ascii chars as the AES key.

oCrypt:CryptAlgorithm := "aes"
oCrypt:CipherMode := "ecb"
oCrypt:KeyLength := 256
//  use the exact ascii bytes as the key.
oCrypt:SetEncodedKey(cKey, "ascii")
oCrypt:EncodingMode := "base64"

cPt := oCrypt:DecryptStringENC(cCt)

? cPt

oCrypt:destroy()