Covers strategies, tools, and best practices for protecting computer networks from unauthorized access, cyberattacks, and data breaches. Topics include firewalls, intrusion detection systems, network segmentation, and monitoring techniques that help organizations maintain secure and resilient infrastructure.
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In May 2024, Check Point disclosed that threat actors were actively exploiting a zero-day vulnerability in its VPN products — CVE-2024-24919 — to harvest Active Directory credentials and move laterally through enterprise networks. Attackers didn't need a sophisticated exploit chain. They needed one VPN gateway running a default configuration with
Port 3389: The Door You Left Wide Open In January 2024, the FBI and CISA issued a joint advisory warning that the Phobos ransomware group had been exploiting exposed Remote Desktop Protocol (RDP) services to breach organizations across government, healthcare, education, and critical infrastructure. The attackers didn't use
In January 2024, security researchers at Sekoia documented a massive adversary-in-the-middle campaign that used phishing kits to intercept Microsoft 365 credentials and session tokens in real time — bypassing multi-factor authentication entirely. The attack wasn't theoretical. It hit thousands of organizations across multiple industries. And it reminded every security
In April 2024, security researchers at Akamai reported a massive DNS hijacking campaign targeting over 600 domains, redirecting users to credential harvesting pages that looked identical to legitimate banking and email portals. Victims had no idea they were on a fake site. Their browsers showed no warnings. The URLs looked
In September 2023, MGM Resorts lost an estimated $100 million after a social engineering phone call — just one phone call — gave threat actors the foothold they needed to deploy ransomware across the company's entire infrastructure. Slot machines went dark. Hotel key cards stopped working. Reservation systems collapsed. All
In January 2023, T-Mobile disclosed that a threat actor had been siphoning data from 37 million customer accounts since November 2022 — through a single exploited API. The attacker moved laterally for weeks without triggering alarms. If you've ever wondered what is zero trust and why the entire industry
The VPN Is Dead. The Breach That Proved It. In May 2023, a threat actor used stolen VPN credentials to breach a major U.S. government contractor, moving laterally across the network for weeks before detection. The attacker didn't exploit some exotic zero-day. They logged in with a
The Breach That Proved Perimeter Security Is Dead In January 2023, T-Mobile disclosed that a threat actor had been siphoning data from 37 million customer accounts since late November 2022 — by exploiting a single API. The attacker was already inside the network, moving laterally, harvesting names, emails, phone numbers, and
In May 2023, Barracuda Networks disclosed that a zero-day vulnerability in its VPN appliances had been actively exploited since October 2022 — giving threat actors seven months of undetected access to customer networks. CISA issued an emergency directive. The patch wasn't enough; Barracuda told customers to physically replace compromised
In September 2023, the FBI and CISA issued a joint advisory warning that the Play ransomware group had compromised over 300 organizations — and their most common initial access vector was exposed Remote Desktop Protocol. That's not a sophisticated zero-day exploit. That's a login screen sitting wide
