Score:0

SSH login to gcp instance from unknown address?

in flag
bnh

I just logged into one of my Debian GCP instances and it reported the last login was from an IP address owned by google that I am not familiar with (not me and I have not given third parties access). Has this happened to anyone on GCP before?

Michael Hampton avatar
cz flag
Did you use the Google Cloud Shell?
John Hanley avatar
cn flag
Or use the Google Cloud Console GUI **ssh** button, which uses Google Cloud IAP, to access your instance?
John Hanley avatar
cn flag
Provided that 1) you have not enabled password-based login; 2) you only allows SSH key pair login access; 3) you have protected the SSH private key; it is highly unlikely that someone has broken into your system via SSH. Note; with the correct Google Cloud IAM roles, another user can install their own SSH public key (which would not generate your warning message).
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