Fix All-Inkl plugin's plaintext KasPwd param to actually send the pas…

…sword in plaintext

Posh-ACME/Plugins/All-Inkl.ps1

@@ -212,7 +212,7 @@ function Get-KasLoginDataFromParameters {
     # check which parameter to use and set KAS auth type accordingly
     if ('plain' -eq $paramSetName) {
         $secureAuthData = $KasPwd
-        $kasAuthType = 'sha1'
+        $kasAuthType = 'plain'
     }
     elseif ('sha1' -eq $paramSetName) {
         $secureAuthData = $KasPwdHash
@@ -226,11 +226,6 @@ function Get-KasLoginDataFromParameters {
     # get plaintext from securestring
     $kasAuthData = [pscredential]::new('a',$secureAuthData).GetNetworkCredential().Password
 
-    # when user provided plaintext password, compute sha1 of the password
-    if ('plain' -eq $paramSetName) {
-        $kasAuthData = [System.BitConverter]::ToString($(New-Object System.Security.Cryptography.SHA1CryptoServiceProvider).ComputeHash($([system.Text.Encoding]::UTF8).GetBytes($kasAuthData))).Replace("-", "")
-    }
-
     # return the effective authentication data
     return @{ kas_login=$KasUsername; kas_auth_type=$kasAuthType; kas_auth_data=$kasAuthData }
 
@@ -242,11 +237,10 @@ function Get-KasLoginDataFromParameters {
         KAS API supports three different login types: plain/sha1/session
         see https://kasapi.kasserver.com/dokumentation/phpdoc/
 
-        This plugin uses the types 'sha1' & 'session'.
-        This method accepts the parameters for type 'plain', but the data is converted to 'sha1' before being sent to the API.
-
         By using the type 'session' it is possible to reuse existing sessions when Posh-ACME is used as a part of a larger script.
 
+        All-Inkl.com users have received warnings that sha1 auth option may be discontinued as of Dec 2022.
+
     .PARAMETER paramSetName
         The name of the paramSet that was detected by the public methods of this plugin.