Private/Cryptography.ps1
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function Invoke-PodeHMACSHA256Hash { param ( [Parameter(Mandatory=$true)] [ValidateNotNullOrEmpty()] [string] $Value, [Parameter(Mandatory=$true)] [ValidateNotNullOrEmpty()] [string] $Secret ) $crypto = [System.Security.Cryptography.HMACSHA256]::new([System.Text.Encoding]::UTF8.GetBytes($Secret)) return [System.Convert]::ToBase64String($crypto.ComputeHash([System.Text.Encoding]::UTF8.GetBytes($Value))) } function Invoke-PodeSHA256Hash { param ( [Parameter(Mandatory=$true)] [ValidateNotNullOrEmpty()] [string] $Value ) $crypto = [System.Security.Cryptography.SHA256]::Create() return [System.Convert]::ToBase64String($crypto.ComputeHash([System.Text.Encoding]::UTF8.GetBytes($Value))) } function Get-PodeRandomBytes { param ( [Parameter()] [int] $Length = 16 ) return (Use-PodeStream -Stream ([System.Security.Cryptography.RandomNumberGenerator]::Create()) { param($p) $bytes = [byte[]]::new($Length) $p.GetBytes($bytes) return $bytes }) } function New-PodeSalt { param ( [Parameter()] [int] $Length = 8 ) $bytes = [byte[]](Get-PodeRandomBytes -Length $Length) return [System.Convert]::ToBase64String($bytes) } function New-PodeGuid { param ( [Parameter()] [int] $Length = 16, [switch] $Secure ) # generate a cryptographically secure guid if ($Secure) { $bytes = [byte[]](Get-PodeRandomBytes -Length $Length) return ([guid]::new($bytes)).ToString() } # return a normal guid return ([guid]::NewGuid()).ToString() } |