| Port No | 22 |
| Service Name | ssh |
| RFC Doc | 0 |
| Protocol | UDP |
| Description | ssh - secure shell |
| Reference Link | Port No:22 Service Name:ssh Protocol:UDP |
| Attack | Any SSH traffic not from known sources is likely hostile. SSH scanning for default and weak user account and password combinations is extremely common on the Internet. Action: Firewall port 22 inbound to known SSH servers only, firewalling outbound access to SSH is also recommended. |
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