After a Ransomware Attack: What Happens to Leaked Data on the Dark Web

Data stolen in a ransomware attack does not disappear when you refuse to pay. Here is how it is published, resold and abused on the dark web, and why the damage outlasts recovery.

Ransomware Powered by Generative AI: Where Companies Should Refocus Their Defenses from 2025

Generative AI has made ransomware faster and more precise, not fundamentally different. We look at the 2024–2025 trends, the groups to watch and why zero trust is about stopping the spread.

Who Was Alpha02? How the AlphaBay Takedown Changed Dark Web Enforcement

One careless welcome email unmasked Alpha02, the operator of AlphaBay. We look at how the largest dark web market fell, the Hansa trap that followed, and what it teaches defenders.

Identity Cloning: The Hidden Crime Behind Ransomware

Identity cloning copies a real person's identity so criminals can pass as them. Beyond fraud, it quietly supplies the phones, accounts and cover that ransomware operations rely on.

VPNs Are a Leading Ransomware Entry Point: What Japan's Police Data Shows and 7 Steps to Take Now

National Police Agency data shows VPN and RDP are the main routes into Japanese ransomware victims. Why VPNs are targeted, real cases from Handa Hospital to KADOKAWA, and seven defenses to start now.

Best Ransomware Protection Software Compared (2026): A Guide for Individuals and Businesses

How to choose ransomware protection software, with recommended products for individuals, small businesses and mid-sized companies, and whether free tools or Windows Defender alone are enough.

Behind Ransomware Attacks: Which Vulnerabilities Let Attackers In?

Most ransomware gets in not through exotic zero-days but through exposed RDP and known flaws left unpatched. We walk through five vulnerabilities used for initial access and why they get overlooked.

How to Recover from a Ransomware Attack (2026): Costs, Timelines and Success Rates

Can you really get your data back after ransomware? We look at real recovery rates, cost and timeline benchmarks, the first five response steps, and the five recovery options companies actually use.

Hit by Ransomware? What to Do Right Now, from First Response to Recovery for Businesses and Individuals

If ransomware hits, do three things first: cut the network, don't restart, and don't pay. Here is the full response, from first minutes to recovery, for both businesses and individuals.

What Is Ransomware? Infection Routes, Real-World Cases and Defenses Explained (2026 Update)

A plain-language guide to ransomware: how it works, the three main types, why VPNs are now the top entry point, recent Japanese cases, five defenses to start today and a five-step incident response.

The 6 Ransomware Infection Routes Explained: Latest Statistics and Countermeasures You Can Take Today (2026 Edition)

VPN devices account for 62% of ransomware intrusions and remote desktop for 22%, according to Japan's NPA. We break down the six main infection routes and the countermeasures to prioritize.

Types of Ransomware (2026): A Complete List of 16 Major Strains, Classified by Attack Method

The five types of ransomware by attack method, 16 major strains with their file extensions, how to identify a strain and find a decryptor, and the defenses and first-response steps to prioritize now.

7 Ransomware Attacks on Japanese Hospitals (2026 Update): Causes, Defenses and Recovery Costs

Seven ransomware attacks on Japanese hospitals, from Handa Hospital to Osaka General Medical Center: how attackers got in, what recovery cost and which defenses to prioritize.

15 Ransomware Attacks in Japan (2026 Update): What KADOKAWA, Toyota and Hospitals Teach Us About Defense

From KADOKAWA and Toyota to hospitals and outsourcing firms, we review 15 ransomware incidents, the industries and entry points attackers favor, and the countermeasures to prioritize now.

Russian Market: What a Dark Web Marketplace Reveals About How Data Leaks Today

Some dark web markets flare up and vanish; others quietly keep growing. Russian Market is the latter, a hub where stealer logs and credentials are sorted, filtered and sold as ready-to-use material.

What Do Dark Web Monitoring Companies Actually Look At? The 2026 Reality Japanese Businesses Need to Check

What do dark web monitoring companies actually watch, and how do they differ? We compare the main providers used in Japan and explain how to choose one that fits what you need to know.

The Work of Ransomware Negotiation: Taking Back Control in the Middle of Chaos

Ransomware negotiation is not about giving in. It is how you regain control of time, information and decisions. Drawing on field experience, we cover the first reply, sample decryption and more.

Understanding the Deep Web and the Darknet: A Practitioner's Guide to Approaching Them Safely

Most of the internet never appears in search results. We explain how the deep web differs from the darknet, who uses them, and how to approach them safely with Tor, VPNs and isolated VMs.

The Archetyp Market Takedown: Why One of the Dark Web's Largest Drug Markets Fell

In June 2025, Operation Deep Sentinel shut down Archetyp Market, a drug-only dark web market that ran for more than five years. Here is why it mattered and what happens next.

Inside the Dark Web: A Clear-Eyed Look at the Internet's Hidden World

A fact-based guide to how the dark web works, common myths and how criminals operate there, plus how to detect exposure, choose monitoring tools and respond when your data leaks.

Top 10 Dark Web Telegram Groups and Channels, and What They Really Do

Telegram has become a hub for dark web activity: stealer logs, leaked data, DDoS campaigns and hacking services. We profile ten notable channels and groups and explain how they operate.

Leaked Credentials on the Dark Web: What We Found and Why Japanese Companies Are Targeted

Our dark web investigation found thousands of leaked .co.jp email and password pairs in a credential dump on sale on a criminal forum. Here is what we found and what companies should do now.

WannaCry Ransomware (2017): The Cyberattack That Sounded a Global Alarm

In May 2017, WannaCry spread to more than 150 countries in a single day, halting hospitals and factories including Nissan and Hitachi in Japan. Here is how it worked and what it still teaches.