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Glossary Web & HTTP

Short URL

A short URL is a compact link that redirects to a longer address, made by a link-shortening service.

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In more detail

They hide the destination, so attackers use them to disguise phishing. Expanding a short link, which follows the redirect without opening the page, shows where it really leads before you click. If the shortener shuts down, every link dies.

Try these tools

Short URL Expander

Resolve a shortened URL (bit.ly, t.co, tinyurl, and more) to its final destination server-side before clicking it.

See also

  • Glossary Redirect
    A redirect is a server response that sends the browser to a different URL, using a 3xx status code and a Location header.
  • Glossary Phishing
    Phishing is a scam in which attackers pose as a trusted organisation or person, usually by email or text.
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