Security signal
A single clue that helps estimate risk.
Why it matters
One signal rarely proves safety or danger, but multiple signals can guide decisions.
Example pattern
HTTPS, redirects, punycode, and domain mismatch are different signals.
How CheckLink can help
CheckLink combines available signals into explanations and review paths.
Related terms
Related guides
Check the signal in context
Security terms are useful, but real decisions need context. Use CheckLink to inspect available signals before you click.