(PowerShell) Simple AES ECB Decryption

See more Encryption Examples

Decrypt 256-bit encrypted content.

Chilkat .NET Downloads Chilkat .NET Assemblies

Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll"

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

$crypt = New-Object Chilkat.Crypt2

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

# 256-bit AES key (literally the 32 us-ascii bytes of this string)
$key = "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.

$crypt.CryptAlgorithm = "aes"
$crypt.CipherMode = "ecb"
$crypt.KeyLength = 256
# use the exact ascii bytes as the key.
$crypt.SetEncodedKey($key,"ascii")
$crypt.EncodingMode = "base64"

$pt = $crypt.DecryptStringENC($ct)

$($pt)