Abuse covers the misuse of accounts, services, and systems for fraud, intrusion, harassment, or other harmful cyber activity.
Search across headline titles and summaries.
Background for this topic.
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.
US and Europol dismantle neo-Nazi child abuse network in global crackdown against online exploitation
New research highlights how bad actors could abuse deleted AWS S3 buckets to create all sorts of mayhem, including a SolarWinds-style supply chain attack.
AWS S3 bucket names are global with predictable names that can be exploited in "S3 bucket namesquatting" attacks to access or hijack S3 buckets. In this article, Varonis explains how these attacks work and how you can prevent them. [...]