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Brandefense Blog. Cybersecurity And Risk.

Threat actors, dark web activity, ransomware and digital risk, explained by the analysts who track them.

All497 APT Groups85 Dark Web31 Digital Risk Protection126 Fraud16 Ransomware51 Sector Analysis34 VIP Security7
A cybercriminal using a laptop with red code reflected on the wall, symbolizing leaked credentials and ransomware activityBlog Leaked Credentials from Ransomware Groups: Case Insights Stolen credentials have become the new gateway for ransomware. This in-depth analysis explores how leaked identities circulate through dark web markets, empowering RaaS affiliates and bypassing… Oct 21, 202519 Min Analysts monitoring global cyber activity with a focus on the MENA region highlighted in red on a digital map.Blog APT Groups in the MENA Region: Key Threat Actors in Cyber Espionage The MENA region remains a hotbed for state-sponsored APT activities. This article explores key actors like MuddyWater, OilRig, APT33, and SideWinder, revealing how geopolitical conflicts shape… Oct 20, 20257 Min Illustration of Lazarus Group hacker wearing a hood and red cyber glasses representing North Korea–linked cyber threat actorAPT Groups The Lazarus Group: Espionage, Sabotage, and Cybercrime Under One Umbrella The Lazarus Group — a North Korea–linked APT — has executed some of the most disruptive cyberattacks in modern history. From Sony Pictures to billion-dollar crypto… Oct 17, 20259 Min Cybersecurity professionals using advanced monitoring systems to protect the energy sector from external threatsDigital Risk Protection EASM Best Practices for the Energy Sector The energy sector faces rising cyber risks from APTs, ransomware, and AI-driven threats. Discover how to secure your infrastructure with effective EASM strategies—from continuous asset discovery… Oct 16, 20254 Min Illustration of Larva-208, a Russia-aligned hybrid cyber threat actor operating ransomware and espionage campaignsAPT Groups Larva208: A Hybrid Threat Actor to Watch Larva208 has rapidly emerged as one of the most alarming Russia-aligned hybrid threat actors, merging financial cybercrime with espionage campaigns targeting European and NATO-affiliated organizations. Oct 13, 20254 Min Two figures facing a glowing digital tree symbolizing the evolving attack surface in 2026Blog Innovative Solutions to EASM Challenges for 2026 The digital perimeter is vanishing, and EASM will define cyber resilience in 2026. Discover how emerging threats—APT disruptions, ransomware convergence, and AI-powered attacks—are reshaping security strategies… Oct 13, 20254 Min Illustration of Silent Lynx APT cyber threat actor with a hood and glowing red eyesAPT Groups Silent Lynx: Up-and-Coming Espionage Threat From Central Asia Silent Lynx is a newly identified APT group operating from Central Asia with a focus on espionage. Using spear-phishing, PowerShell, and Golang implants, the group targets… Oct 06, 20254 Min Digital world map highlighting phishing attack hotspots and cyber risk connectionsDigital Risk Protection Caught in a Phishing Storm: Here’s How to Regain Control Phishing attacks are evolving with advanced techniques that bypass traditional defenses. Learn how Brandefense provides real-time phishing detection and takedown to safeguard brand reputation and customer… Oct 03, 20256 Min Cybersecurity experts analyzing supply chain attack tactics in a war roomBlog Supply Chain Attack Examples and Tactics, With a Case Study This blog analyzes supply chain attack tactics, major incidents like SolarWinds and Kaseya, and the latest Shai-Hulud npm campaign, offering defense recommendations for organizations. Oct 01, 202519 Min Illustration of SilverFox APT cyber threat actor with fox mask and red glowing eyesAPT Groups SilverFox APT: Profile, TTPs and Defense SilverFox APT is rapidly evolving into one of 2025’s most dangerous cyber threat actors. Combining espionage with financial motives, it exploits edge devices, cloud identities, and… Sep 30, 20254 Min Gamaredon APT card with masked hacker image representing Russian cyber espionage groupAPT Groups Gamaredon Group: A Persistent Russian Espionage Threat Gamaredon is a Russia-linked APT active since 2013, targeting Ukraine, NATO, and critical sectors. Using phishing, malware, and custom backdoors, the group continues to evolve into… Sep 29, 20254 Min Illustration of Mustang Panda APT symbolizing China-linked cyber espionage threat in 2025APT Groups Mustang Panda: Persistent Threat of a China aligned Espionage Group Mustang Panda (Earth Preta) is one of the most persistent China-linked APT groups, adapting tools like PlugX, ToneShell, and Yokai to target governments, NGOs, and critical… Sep 23, 20255 Min
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FAQ

About The Blog.

Last updated June 9, 2026

  • Articles on ransomware, APT groups, the dark web, digital risk protection, fraud, sector analysis and VIP security, written for security teams.

  • New articles are added several times a month. The newest come first, and every article shows its publish date.

  • Use the topic chips above the list to open one topic, or type a word in the search box. Each topic has its own page.

  • Articles draw on public sources such as CISA advisories, MITRE ATT&CK and ENISA reports. Sources are listed at the end of an article when it cites them.

  • The site feed at brandefense.io/feed/ lists new posts. The email sign-up box is on the All Resources and Reports pages.

  • Brandefense is an AI-driven threat intelligence company. Its platform covers cyber threat intelligence, digital risk protection and external attack surface management. You can request a demo on your own domain from the Request A Demo page.

  • The count at the top of the blog page shows the current total, and each topic chip shows how many articles that topic holds. You can open all of them or pick one topic, such as APT Groups, Dark Web, Ransomware or Fraud. Each article shows its publish date.

  • The blog describes its articles as explained by the analysts who track threats. They cover threat actors, dark web activity, ransomware and digital risk. The newest articles appear first.

  • Yes. APT Groups is one of the topic chips above the list, and it opens only the articles on that topic. The Knowledge Hub also holds profiles of threat groups.

  • The surface web is the part of the internet that search engines list. The deep web is content that search engines do not list, such as pages behind a login. The dark web needs special software to reach. The blog has an article that explains the three layers in plain words.