Cisco Talos Blog

January 20, 2022 14:00

Threat Source Newsletter (Jan. 20, 2022)

Good afternoon, Talos readers. Even though we're nearly a month into 2022, we're still not quite ready to move on from 2021. That's why next week, we'll be going live on social media to talk about some of the top cybersecurity stories from the past year. Liz Wad

January 13, 2022 14:00

Threat Source Newsletter (Jan. 13, 2022)

Good afternoon, Talos readers. Move out of the way, Log4j! Traditional malware is back with a bang in 2022. While Log4j is likely still occupying many defenders' minds, the bad guys are still out there doing not-Log4j things. We have new research out on a campaign spreading

January 6, 2022 14:00

Threat Source Newsletter (Jan. 6, 2022)

Good afternoon, Talos readers. We hope everyone had some well-deserved, relaxing time off over the holidays. Unfortunately, we are all back now and Log4j is still an issue. And even though it seems like Log4j has already been in the news for a year, it's actually only been

December 10, 2021 07:00

Threat Source Newsletter (Dec. 16, 2021)

Good afternoon, Talos readers. I'm just going to cut to the chase since I know all anyone wants to read about is Log4J. For the latest Talos research, continually check back on our blog post here. Above is the live stream we recorded Monday morning updating everyone on the s

December 9, 2021 14:00

Threat Source Newsletter (Dec. 9, 2021)

Good afternoon, Talos readers. The good news keeps rolling in for our Incident Response team, who received another accolade by being featured in Forrester's recent quarterly report on the incident readiness industry. This comes on the heels of the team also being named a lea

December 2, 2021 14:00

Threat Source Newsletter (Dec. 2, 2021)

Good afternoon, Talos readers. The Thanksgiving holiday in the U.S. didn't slow us down at all, even though we were all still trying to sleep off the food coma from the long weekend. But we came back this week with lots of fun content. Cisco received an early Christmas pres

November 18, 2021 14:00

Threat Source Newsletter (Nov. 18, 2021)

Good afternoon, Talos readers. This is our last newsletter before Thanksgiving in the U.S. next week, so now's as good of a time as any to remind you: If a deal seems too good to be true, it probably is. To prep online shoppers for the upcoming Cyber Monday and Black Friday

November 11, 2021 14:00

Threat Source newsletter (Nov. 11, 2021)

Good afternoon, Talos readers. It's important to be proactive, and not reactive, with your security. It's always better to see the worst coming and block it than have to scramble to deal with the worst-case scenario in the moment. That's why it's so important to

November 4, 2021 14:00

Threat Source newsletter (Nov. 4, 2021)

Good afternoon, Talos readers. A series of vulnerabilities in Microsoft Exchange Server made waves earlier this year for coming under attack. And while they've come and gone from the headlines since then, attackers are still very much paying attention. Attackers spreading t