Brandefense Blog. Cybersecurity And Risk.
Threat actors, dark web activity, ransomware and digital risk, explained by the analysts who track them.
APT Groups European Focused Threat Actors – Ransomware Groups Threat actors, some ransomware groups, that governments support usually organize longer-term operations in the interests of the state they are affiliated with. 
Ransomware What Should You Know About Ransomware Ransomware is an easy way to profit since attackers directly demand ransom. They do not have to infiltrate sensitive data and sell them to others. 
Dark Web Why Organizations Need Extensive Dark Web Coverage? This article aims to enlighten you about the dark web, what it is to monitor the dark web and how it is beneficial for a company. 
Ransomware Initial Access Methods: How Malicious Actors Do Infiltrate Companies? Initial access explained: the five MITRE ATT&CK techniques attackers use to get into a network, how to detect each one, and how to reduce the risk. 
Ransomware Learn How to Avoid Hackers with 3 Easy Steps Hackers are constantly operating in the dark web network. They share among themselves the evil deeds they do to do business or to gain a reputation. 
APT Groups Equation APT Group Equation Group profile: operations since 2001, zero-day exploits, hard drive firmware persistence, self-destructing malware and links to Stuxnet and Flame. 
Ransomware LockBit 3.0 Technical Analysis Report LockBit 3.0, also called LockBit Black, followed LockBit 2.0 with Zcash payments, a leak site search and a bug bounty program. See what changed. 
APT Groups APT Groups Actively Involved During the Russia-Ukraine Cyber War Which APT groups took part in the Russia-Ukraine cyber war? See the groups named, what they hit in Ukraine, and why firewalls and antivirus fall short. 
Digital Risk Protection Detecting Phishing Emails How to spot a phishing email: check the sender domain, links, spelling, urgency, attachments and signature, then report it. A short guide to digital risks. 
APT Groups Lazarus APT Group (APT38) Lazarus APT is a North Korean state-sponsored group active since at least 2009. See its aliases, targets, history, tools and how to defend against it. 
APT Groups Mythic Leopard APT Group Mythic Leopard, also called APT36 and Transparent Tribe, is a suspected Pakistan-based group. See aliases, targets, timeline, tools and defenses. 
APT Groups Dynamite Panda APT Group Dynamite Panda is the name used for APT18, a threat group active since at least 2009. See its targets, malware, techniques and how to defend against… 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.
-
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.