Powershell实现加密解密文本文件方法实例（powershell帮助文档）新鲜出炉

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$Passphrase=Read-Host ‘Enter the secret pass phrase’

$Path=”$env:temp\secret.txt”

$key=[Byte[]]($Passphrase.PadRight(24).Substring(0,24).ToCharArray())

try
{
$decryptedTextSecureString=Get-Content -Path $Path -Raw |
ConvertTo-SecureString -Key $key -ErrorAction Stop

$cred=New-Object -TypeName System.Management.Automation.PSCredential(‘dummy’, $decryptedTextSecureString)
$decryptedText=$cred.GetNetworkCredential().Password
}
catch
{
$decryptedText='(wrong key)’
}
“The decrypted secret text: $decryptedText”