TrendAI™ Deep Research

Junsuke Sawarame (Security GO Editorial Team), Reviewed by Katsuyuki Okamoto and Takeshi Sato (Security Evangelists)

Two analysts reviewing information on computer monitors

A Look Back at Security Incidents in Japan from January to September 2026

The number of security incidents publicly disclosed in Japan surged from September 2026. This article reviews incidents disclosed from January through September and explains what the data reveals.

October 26th, 2026

12 min

Yuya Sato, Edited by Junsuke Sawarame (Security GO Editorial Team)

IT professional checking equipment in a server room

Key Web Server Security Considerations: Hardening Internet-Facing Servers Against Web Shell Compromise

TrendAI™ incident response teams have recently investigated multiple attacks on public-facing web servers and databases. This article explains the hardening measures organizations should implement now to protect their web servers.

October 26th, 2026

12 min

Asako Koizumi, Christopher Boyton, David Sancho, Joshua Paul Ignacio…

Ransomware & extortion

Ransomware’s Next Chapter: How the Criminal Ecosystem Is Changing

Ransomware has evolved from an encryption-driven attack into one monetization path within a modular criminal economy, where access to victim environments, not the ransomware payload, is now the core commodity.

October 22nd, 2026

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UK ICO Fines Yahoo £250,000 for 2014 Data Breach

The UK's Information Commissioner’s Office investigated the 2014 Yahoo data breach and found that the tech company failed to adequately protect it users. The findings from the incident have resulted in a fine for Yahoo.

June 14th, 2018

3 min read

9 min read Jindrich Karasek, Cyber Threat Researcher

Security 101: Protecting Wi-Fi Networks Against Hacking and Eavesdropping

The WEP and WPA2 wireless security protocols have both been discovered with vulnerabilities such as KRACK that hackers can exploit to compromise devices, spy on users, and perform other malicious activities. How can users secure their wireless connections?

June 13th, 2018

Web Cache Flaw Found In Websites, Firefox to Launch Attacks, DDoS

A vulnerability found in websites’ cache infrastructure and content delivery networks can be used to spread malware, and an API vulnerability in Mozilla Firefox can be used to have partial control via plug-ins for a DDoS attack.

June 13th, 2018

Key Strategies for Securing the Hybrid Cloud

With a large number of businesses starting to move toward the hybrid cloud model, the issue of safe cloud environments is more significant than ever.

June 12th, 2018

7 min read

Patients and Privacy: GDPR Compliance for Healthcare Organizations

Healthcare organizations hold a wide spectrum of data, from genetic information to social security numbers and insurance records. Some of these types of sensitive data are subject to more stringent rules under the GDPR.

June 12th, 2018

7 min read

Major BEC Scam Ring Leaders Arrested in Israel

Authorities arrested four suspected leaders of a large-scale business email compromise (BEC) ring that managed to siphon off more than EU 18 million from companies in France and Belgium.

June 6th, 2018

Over 92 Million MyHeritage Emails Containing Hashed Passwords Breached

Online genealogy platform MyHeritage calls for all users to change their passwords after learning of a breach that occurred in October 2017.

June 6th, 2018

SMiShing Attacks Leverage Punycode Technique

Security researchers warn against increasing SMiShing attacks as punycode is gaining popularity among cybercriminals for malware infection and data theft.

June 5th, 2018

The ePrivacy Regulation: Another Layer of EU Data Regulations

The EU’s ePrivacy Regulation is gaining more attention, especially with the GDPR weeks into enforcement. This legislation covers more and newer forms of electronic communications, as well as information outside the scope of the GDPR.

June 5th, 2018

5 min read

Organizations’ Misconfigured Google Groups Settings Leak Credentials, Data

Researchers discovered over 9,600 organizations with misconfigured Google Group accounts, leaving key credentials, email exchanges and sensitive information searchable to the public.

June 4th, 2018