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Abuse covers the misuse of accounts, services, and systems for fraud, intrusion, harassment, or other harmful cyber activity.

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Abuse in cybersecurity means using systems, networks, or services in unauthorized or harmful ways, such as sending spam, hijacking accounts, or launching Distributed Denial of Service (DDoS) attacks. It often exploits weak authentication, misconfigurations, or gaps in policies to gain access or disrupt services. Common abuse techniques include credential stuffing, phishing, and using compromised infrastructure to amplify attacks.

Managing abuse is critical because it can degrade service availability, expose sensitive data, and damage organizational reputation. Security teams focus on detecting unusual activity patterns, enforcing multi-factor authentication, and applying rate limits to reduce automated abuse. Timely abuse reporting and automated detection tools help identify and block malicious behavior, making abuse mitigation a key part of maintaining secure and reliable systems.

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Krebs on Security 4 years, 1 month ago

What Counts as “Good Faith Security Research?”

The U.S. Department of Justice (DOJ) recently revised its policy on charging violations of the Computer Fraud and Abuse Act (CFAA), a 1986 law that remains the primary statute by which federal prosecutors pursue cybercrime cases. The new guidelines state that prosecutors should avoid charging security researchers who operate in “good faith” when finding and reporting vulnerabilities. But legal experts continue to advise researchers to proceed with caution, noting the new guidelines can’t be used as a defense in court, nor are they any kind of shield against civil prosecution.

More from Krebs on Security 4 Jun 2022, 7:33 a.m. Abuse America Cybercrime Fraud Research Vulnerability

Antivirus-but-for-pictures would trample rights, not even work as expected, say academics While Apple has, temporarily at least, backed away from last year's plan to run client-side scanning (CSS) software on customers' iPhones to detect and report child sexual abuse material (CSAM) to authorities, European officials in May proposed rules to protect children that involve the same highly criticized approach.…

More from The Register 2 Jun 2022, 11:29 p.m. Abuse Antivirus Apple Children Europe Proposal Report