diff --git a/inc/vCenter-SSL.ps1 b/inc/vCenter-SSL.ps1
index 74dc2256..d0a78415 100644
--- a/inc/vCenter-SSL.ps1
+++ b/inc/vCenter-SSL.ps1
@@ -1,10 +1,6 @@
 #!/usr/bin/env pwsh
 # -----------------------------------------------------------------------------------
-# vCenter + Posh-ACME Script (Linux/macOS-safe)
-# - Uses -SkipCertificateCheck to bypass SSL validation
-# - Proper ErrorRecord handling
-# - PowerDNS plugin uses plain string API key
-# - Fault-tolerant ACME certificate handling
+# vCenter + Posh-ACME Script (Linux/macOS-safe, fixed HTTP content read)
 # -----------------------------------------------------------------------------------
 
 . /opt/idssys/nodemgmt/conf/powerwall/settings.ps1
@@ -109,14 +105,15 @@ if (-not (Get-Module -ListAvailable -Name Posh-ACME)) {
 Import-Module Posh-ACME -ErrorAction Stop
 
 # ----------------------------
-# Connect to vCenter API
+# Connect to vCenter API using Invoke-WebRequest
 # ----------------------------
 $loginUri = "https://$vCenterURL/rest/com/vmware/cis/session"
 Write-Host "Connecting to vCenter at $vCenterURL ..." -ForegroundColor Cyan
 
 try {
-    $sessionResponse = Invoke-SafeRestMethod -Uri $loginUri -Method Post -Headers @{}
-    $sessionToken = $sessionResponse.value
+    $resp = Invoke-WebRequest -Uri $loginUri -Method Post -SkipCertificateCheck -UseBasicParsing -Headers @{}
+    $json = $resp.Content | ConvertFrom-Json
+    $sessionToken = $json.value
     if (-not $sessionToken) {
         throw [System.Exception] "Unable to obtain vCenter session token"
     }
@@ -136,7 +133,7 @@ try {
 } catch { Write-Host "Unable to retrieve VM list, continuing..." -ForegroundColor Yellow }
 
 # ----------------------------
-# Fault-tolerant ACME certificate request
+# ACME certificate request
 # ----------------------------
 $certName = "vcenter-cert"
 $certSuccess = $false