Security

With over 100 billion corporate emails exchanged each day, it’s no wonder that email remains a major threat vector. Organizations around the globe depend on email to quickly communicate and collaborate. And as long as organizations use email to send and receive files, communicate and interact, malic…

Overview Today, a new vulnerability affecting the widely used Samba software was released. Samba is the SMB/CIFS protocol commonly used in *NIX operating systems. CVE-2017-7494 has the potential to impact many systems around the world. This vulnerability could allow a user to upload a shared library…

This post was authored by Anna Shirokova and Ivan Nikolaev John Smith had a lot of friends and liked to travel. One day he got an email that read: “Money has been sent to your PayPal account”. The sender appeared to be a person he met from recent trip to Cape Town. John Smith was curious…

This post was authored by Martin Zeiser with contributions by Joel Esler At Talos we are constantly on the lookout for threats to our customers networks, and part of the protection process is creating Snort rules for the latest vulnerabilities in order to detect any attacks. To improve your understa…

Have you ever wondered about how the everyday information available on your network could compromise your entire organisation? I lead the Cisco Security Advisory Services team in EMEAR.  We recently performed a “Red Team” exercise in which our client set us the objective of attempting to gain access…

See how our customers are enhancing their security posture with AMP for Endpoints At Cisco we know that security teams are a critical piece of what’s possible in any organization and simplifying their job is of utmost importance to us. We believe that by allowing customers to see more, protect bette…

Streams of malicious emails Talos inspects every day usually consist of active spamming campaigns for various ransomware families, phishing campaigns and the common malware family suspects such as banking Trojans and bots.. It is however often more interesting to analyze campaigns smaller in volume…

Protect Vital Services in Advanced Medical Care, Automated Manufacturing, and Power Generation and Delivery From time to time, I find it’s helpful to pause and take stock of why I do what I do. Recently, I found myself talking with a CEO of a medical startup. Their goal was to improve the care of ca…

When the WannaCry attack was launched a little over a week ago, it was one of the first large scale attacks leveraging the data that was leaked by the Shadow Brokers. At the time the real concern was how quickly we would begin to see other threats leverage the same vulnerabilities. Over the past cou…