Brandefense Blog. Cybersecurity And Risk.
Threat actors, dark web activity, ransomware and digital risk, explained by the analysts who track them.
Blog MFA Doesn’t Protect You — Cookies Give You Away: The Rise of Session Hijacking Session hijacking allows attackers to bypass MFA by stealing authentication cookies. Discover how it works and how to detect stolen session tokens before exploitation. 
Blog Mobile App Impersonation: How a Fake Version of Your App Steals Your Users Fake mobile apps replicate your brand to steal user credentials, financial data, and trust. Discover how attackers build, distribute, and monetize clone apps—and how to stop… 
APT Groups UAC-0102: Inside a Covert Espionage Operation Targeting Ukraine and Beyond UAC-0102 is a stealth-focused cyber espionage group targeting Ukrainian government and infrastructure entities using spearphishing and cloud-based C2 techniques. 
APT Groups Inside the Operations of Crazy Evil: The Rise of a Global Crypto-Focused Cybercrime Network An in-depth analysis of Crazy Evil, a financially motivated cybercrime group targeting Web3, crypto platforms, and digital identities through advanced social engineering and malware campaigns. 
Digital Risk Protection 1 Million User Records Exposed: A Deep Dive into the Komiko AI App Data Breach A massive Komiko AI data breach exposed over 1 million users, including OAuth tokens and session data—creating critical account takeover risks. Here’s what happened and how… 
APT Groups Konni (Vedalia / TA406 / Opal Sleet): North Korea’s Steady Hand in Espionage Operations Konni is a North Korea-aligned APT group focused on long-term cyber espionage through spearphishing, credential harvesting, and lightweight malware campaigns. 
APT Groups Warlock Group: The Rise of GOLD SALEM (Storm-2603) in the Ransomware Landscape Warlock Group (GOLD SALEM / Storm-2603) is an emerging ransomware actor exploiting SharePoint ToolShell vulnerabilities to target global enterprises with double extortion tactics. 
APT Groups DarkHotel (APT-C-06 / ATK52 / DUBNIUM): The Global Espionage Network Behind Elite Cyber Intrusions DarkHotel is a South Korea-linked APT group known for evolving from hotel Wi-Fi attacks to sophisticated supply chain and cloud-based espionage operations. 
APT Groups Kasablanka: The Emerging North African Cyber Threat Actor Kasablanka is an emerging cyber threat actor suspected to originate from North Africa. Active since 2021, the group evolved from hacktivism to phishing-driven espionage campaigns targeting… 
Digital Risk Protection Looking at Your Company Through the Eyes of an Attacker: What Is an Attacker’s-Eye View? What does your organization look like from the outside? An Attacker’s-Eye View reveals exposed assets, forgotten subdomains, misconfigurations, and threat intelligence signals attackers exploit first. 
APT Groups Turla APT: Russia’s Longstanding Cyber Espionage Powerhouse Turla is one of the most sophisticated Russian APT groups linked to the FSB. Active since the early 2000s, it conducts long-term cyber espionage campaigns using… 
APT Groups APT19 (DEEP PANDA): A Persistent China-Aligned Espionage and Credential Theft Actor APT19 (Deep Panda) is a China-aligned advanced persistent threat group focused on credential harvesting, phishing campaigns, and long-term espionage operations targeting government, telecom, and technology organizations… All 42 pages
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.
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New articles are added several times a month. The newest come first, and every article shows its publish date.
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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.
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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.
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The site feed at brandefense.io/feed/ lists new posts. The email sign-up box is on the All Resources and Reports pages.
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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.
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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.
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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.
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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.
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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.