Red teaming companies are specialized cybersecurity firms that use a proactive, adversarial approach to test an organization’s defenses by simulating a real-world cyberattack. Unlike traditional penetration testing, which typically focuses on finding specific vulnerabilities, red teaming emulates the tactics, techniques, and procedures (TTPs) of an advanced persistent threat (APT) actor. The goal is to evaluate […]
The post 10 Best Red Teaming Companies for Advanced Attack Simulation in 2025 appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
Unauthenticated RCE in Splunk Enterprise under active attack (CVE-2026-20253)
CISA has added CVE-2026-20253, a critical, remotely exploitable vulnerability in Splunk Enterprise, to its Known Exploited Vulnerabilities catalog, and ordered US federal civilian agencies to
