Little Snitch rules for Skype, updated at 2024-05-22 00:02:05+00:00.

skype.lsrules

{
  "description": "Rules based on Skype FAQ at https://support.skype.com/en/faq/FA148/which-ports-need-to-be-open-to-use-skype-on-desktop",
  "name": "Skype",
  "rules": [
    {
      "action": "allow",
      "process": "/Applications/Skype.app/Contents/MacOS/Skype",
      "ports": "443,1000-10000,50000-65000,16000-26000",
      "protocol": "TCP"
    },
    {
      "action": "allow",
      "process": "/Applications/Skype.app/Contents/MacOS/Skype",
      "ports": "3478-3481,50000-60000",
      "protocol": "UDP"
    }
  ]
}