Blog
April 2, 2026 06:00

An overview of ransomware threats in Japan in 2025 and early detection insights from Qilin cases

There were 134 ransomware incidents reported in Japan in 2025, representing a 17.5% year-over-year increase from 2024.

April 10, 2025 10:30

Unraveling the U.S. toll road smishing scams

Cisco Talos has observed a widespread and ongoing financial theft SMS phishing (smishing) campaign since October 2024 that targets toll road users in the United States of America.

September 7, 2022 11:00

Multiple ransomware data leak sites experience DDoS attacks, facing intermittent outages and connectivity issues

Cisco Talos has been monitoring suspected distributed denial-of-service (DDoS) attacks resulting in intermittent downtime and outages affecting several ransomware-as-a-service (RaaS) data leak sites.

May 16, 2018 13:17

TeleGrab - Grizzly Attacks on Secure Messaging

The malware is mainly targeting Russian-speaking victims, and is intentionally avoiding IP addresses related with anonymizer services.