October 17, 2025

Threat Intelligence Executive Report – Volume 2025, Number 5

This issue of the Counter Threat Unit’s high-level bimonthly report discusses noteworthy updates in the threat landscape during July and August

Threat Research

April 30, 2024

The State of Ransomware 2024

Our fifth annual report reveals how ransomware experiences have changed over the last year, plus brand-new insights into the business impact of an attack.

Products & Services

April 03, 2024

Unpatched Vulnerabilities: The Most Brutal Ransomware Attack Vector

While all ransomware attacks have negative outcomes, those that start by exploiting unpatched vulnerabilities have the greatest business impact.

Products & Services

June 21, 2023

The State of Ransomware in Manufacturing and Production 2023

Get insights into real-world ransomware experiences - including the frequency, costs, and root causes of attacks - in our latest annual survey of the manufacturing and production sector.

Products & Services

May 10, 2023

The State of Ransomware 2023

The latest edition of Sophos’ annual ransomware study reveals the reality facing organizations in 2023, including the frequency, cost and root cause of attacks.

Products & Services

April 09, 2021

Pwn2Own 2021: Zoom, Teams, Exchange, Chrome and Edge “fully owned”

Two lucky winners scooped $200k for just 20 minutes' work - if you don't count the days, weeks and months of meticulous effort beforehand

Naked Security

April 08, 2021

S3 Ep27: Census scammers, beg bounties and data breach fines [Podcast]

New episode - listen now!

Naked Security

February 08, 2021

Have a domain name? “Beg bounty” hunters may be on their way

Products & Services

January 17, 2020

Oracle’s January 2020 update patches 334 security flaws

The January 2020 update featured a joint record of 334 patches, matching an identical number released in July 2018.

Naked Security