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Cyberattack is an intentional attempt to compromise computer systems, networks, or digital devices by exploiting vulnerabilities or using malicious software. Common techniques include malware deployment, phishing to steal credentials, ransomware to encrypt data for extortion, and denial-of-service attacks that disrupt availability. These actions aim to gain unauthorized access, manipulate data, or cause operational disruption.

For security professionals, cyberattacks represent critical risks requiring proactive defense measures such as patching known vulnerabilities, monitoring network traffic for anomalies, and enforcing strong authentication. Understanding attacker methods helps prioritize defenses on exposed systems and sensitive data. Effective detection and containment depend on timely threat intelligence and coordinated response to limit damage and restore normal operations.

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Most organizations don’t have the financial resources necessary to address ransomware and other cyberattacks, BlackBerry says Black Hat Many organizations are increasingly unprepared to deal with the skyrocketing costs of a ransomware attacks, at a time when the number of incidents and the payments demanded by cybercriminals are rising rapidly.…

Failing to fix flaws, a crowded threat group scene, RaaS, and dependencies among crooks are fueling the trend Security experts spent years warning enterprises to expect cyberattacks and to plan their defenses accordingly, now Sophos researchers are saying organizations shouldn't be surprised if they get attacked multiple times.…

Plus: Crooks swimming around your network, looking for a way in, says Incident Response Threat Report Security teams are facing down more cyberattacks following Russia's invasion of Ukraine, and sophisticated crooks are using double-extortion techniques and, increasingly, deepfakes in their strikes.…