ransomware
Ransomware: First WannaCry, now Nyetya
2 min read
[Editor’s note] Join us for a webinar hosted by Martin Lee, technical lead on Cisco’s Talos threat research team, to understand the latest in the new malware variant, Nyetya. Webinar will be on Friday, June 30, 2017 at 7 am PDT / 3 pm BST / 4 pm CEST. Hear the latest on the attack […]
New Ransomware Variant “Nyetya” Compromises Systems Worldwide
1 min read
Note: This blog post discusses active research by Talos into a new threat. This information should be considered preliminary and will be updated as research continues. For the most current info, please read our full blog on TalosIntelligence.com. Since the SamSam attacks that targeted US healthcare entities in March 2016, Talos has been concerned about […]
Player 1 Limps Back Into the Ring – Hello again, Locky!
1 min read
This post was authored by Alex Chiu, Warren Mercer, and Jaeson Schultz. Sean Baird and Matthew Molyett contributed to this post. Back in May, the Necurs spam botnet jettisoned Locky ransomware in favor of the new Jaff ransomware variant. However, earlier this month Kaspersky discovered a vulnerability within Jaff which allowed them to create a decryptor. […]
May 25th #CiscoChat Recap: Securing Your Network in the Age of #Ransomware Attacks
1 min read
Maybe your users mistakenly clicked on a suspicious ad. Or maybe they were tricked into opening an email link. But no matter how it happened, here you are: Ransomware has encrypted your files, and you need to pay a hefty fee to get them back. It’s not just you: The attacks continue to proliferate — now approaching a $1 billion annual market — as they infect the computers and networks of entire organizations...
How to Secure Your Data Centre: The Importance of Whitelist Policies
8 min read
Growing up in Britain, a fair share of our history lessons covered the black death. It was a truly horrible plague that affected all without prejudice, ravaging the young and old throughout towns, cities, countries and the continent with seemingly no end. Surprisingly, it’s hard to remember everything from that class (hey, it was quite […]
Securing Your Retail Network with Cisco SAFE in the Age of WannaCry
3 min read
Thousands of companies around the globe were affected this week by a major ransomware attack called WannaCry. Ransomware is a type of cyberattack that encrypts data until the user pays a specified fee, and is one of the industry’s top evolving cyberthreats. As these and other threats continue to proliferate, the Cisco SAFE Threat Defense […]
Ransomware Lessons for the Financial Services Industry
3 min read
As long as there have been banks, there have been bank robbers. In the past, bank robbers may have held up bank tellers at gunpoint. Today, threats are less visible—but just as frightening. This weekend’s massive ransomware attack demonstrated just how pervasive, far-reaching, and devastating a cyberattack can be. What is ransomware? Even if you […]
Held for Ransom(ware): Protecting Your School—and Data—from Current Cyber Threats
2 min read
It is no longer a matter of “if” your organization will suffer a security breach; it’s a matter of “when.” Learn how to protect your school.
WannaCry and Ransomware: How Manufacturers Can Reduce Risk
2 min read
Friday, May 12 looked like a typical day for most folks as they went into work looking to finish off their day and head into the weekend. But as the day progressed, many organizations across the globe quickly realized that their TGIF was going to be spent dealing with a ransomware attack known as WannaCry. […]