OneLinersCommand workbench
Verified diagnostic signature

SSH transport succeeded but user authentication did not.

Match output from ssh, understand the likely cause, then continue with sourced, read-only checks.

Confidence
high
Platforms
linux · macos · windows
Verified
2026-07-24
Recognized output

Signature matched locally

Permission denied \(publickey

OneLiners matches this pattern in your browser. Your pasted output is not stored or indexed.

Likely causes

What usually produces this signal

  1. Wrong identity or user
  2. Agent offering too many keys
  3. Server authorization mismatch
  4. Authentication method disabled
Safe next checks

Collect evidence before changing the system

01

Show the effective OpenSSH client configuration for a host

ssh -G <host> | sort

The output matches the expected target and exits without an error.

02

Diagnose an SSH connection without opening an interactive shell

ssh -vvv -o BatchMode=yes -o ConnectTimeout=10 <username>@<host> true

Re-run the corresponding read-only inspection and confirm the intended state.