Phishing

A cyberattack that uses deceptive links and websites to trick users into revealing sensitive information.

Aug 18, 2026 / About 1 min read

Security

Phishing is a type of cyberattack where malicious actors create deceptive communications, typically emails or messages containing fraudulent links, to trick users into revealing sensitive information such as passwords, credit card numbers, or personal data. The links often lead to fake websites that closely mimic legitimate ones.

Short URLs have a complex relationship with phishing. On one hand, attackers can use URL shortening to disguise malicious links, making it harder for users to identify the true destination before clicking. On the other hand, reputable URL shortening services implement anti-phishing measures and link preview features that help users check the destination before clicking.

URL shortening services combat phishing through multiple layers of defense, including link preview functionality that shows users the destination before they commit to visiting it.

Users can protect themselves by hovering over links to preview destinations, using browser extensions that expand short URLs, being cautious of unsolicited messages containing links, and verifying the sender's identity before clicking.

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Related Terms

Link Rot

The gradual process by which web links become broken over time as destination pages are moved, deleted, or restructured.

HTTPS

The secure version of HTTP that encrypts data transmitted between a browser and a web server using TLS.

URL Preview

A URL preview is a feature that lets you check the destination URL and a summary of a page before you open a link. Learn how to use it to check where a short URL leads and avoid phishing scams, how it differs from link expansion, and what to look for before opening a link.

QR Code Security

Measures to protect users from malicious QR codes that may lead to phishing sites or malware downloads.

Homograph Attack

A phishing technique that uses visually similar Unicode characters to impersonate a legitimate domain. Extremely difficult to detect by eye.

Man-in-the-Middle Attack

A cyberattack in which an attacker intercepts communication between two parties to eavesdrop on or tamper with data. HTTPS adoption has driven countermeasures forward.

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FAQ

Can short URLs be exploited for phishing?

Yes, since the redirect destination is hidden, short URLs can be used to direct users to phishing sites. Use URL preview features from trusted services and verify suspicious links before clicking.

How can I identify a phishing site?

Check the URL domain carefully, verify the SSL certificate, watch for unnatural language or urgency-driven messaging, and navigate directly to the official site to confirm.

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