The Worst Possible Day: U.S. Telecommunications and Huawei

Thomas Donahue is a Cipher Brief expert and former Senior Director for Cyber Operations on the U.S. National Security Council Staff.  His article was originally published by National Defense University Press PRISM. As a global power, the United States must be able to sustain military forces and project power anywhere in the world, even in …

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January 22, 2020

NBlog Jan 22 – further lessons from Travelex

At the bottom of a Travelex update on their incident, I spotted this yesterday:Customer PrecautionsBased on the public attention this incident has received, individuals may try to take advantage of it and attempt some common e-mail or telephone sc…

January 21, 2020

Disk Image Deception

Cisco’s Computer Security Incident Response Team (CSIRT) detected a large and ongoing malspam campaign leveraging the .IMG file extension to bypass automated malware analysis tools and infect machines with a variety of Remote Access Trojans. During our investigation, we observed multiple tactics, techniques, and procedures (TTPs) that defenders can monitor for in their environments. Our incident response and security monitoring team’s analysis on a suspicious phishing attack uncovered some helpful improvements in our detection capabilities and timing.

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January 16, 2020

NBlog Jan 14 – a live case study

As we slave away on next month’s security awareness module on malware, the Travelex ransomware incident rumbles on – a gift of a case study for us, our customers and for other security awareness pro’s out there.A quick glance at Travelex dotcom te…

January 14, 2020