Abuse covers the misuse of accounts, services, and systems for fraud, intrusion, harassment, or other harmful cyber activity.
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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.
Threat actors are abusing the trusted Google platform 'Google Apps Script' to host phishing pages, making them appear legitimate and eliminating the risk of them getting flagged by security tools. [...]
Microsoft has shed light on a previously undocumented cluster of threat activity originating from a Russia-affiliated threat actor dubbed Void Blizzard (aka Laundry Bear) that it said is attributed to "worldwide cloud abuse." Active since at least April 2024, the hacking group is linked to espionage operations mainly targeting organizations that are important to Russian government objectives,
Glitch has announced it is ending app hosting and user profiles on July 8, 2025, responding to changing market dynamics and extensive abuse problems that have raised operational costs. [...]