Conti and Hive ransomware operations: What we learned from these groups' victim chats
As part of Cisco Talos’ continuous efforts to learn more about the current ransomware landscape, we recently examined a trove of chat logs between the Conti and Hive ransomware gangs and their victims. Ransomware-as-a-service groups have exploded in popularity over the past few
On the Radar: Is 2022 the year encryption is doomed?
Senior managers responsible for information security should take stock of the encryption algorithms in use within their systems and plan their move to quantum-secure algorithms.
On the Radar: Securing Web 3.0, the Metaverse and beyond
Internet technology evolves rapidly, and the World Wide Web (WWW or Web) is currently experiencing a transition into what many are calling "Web 3.0". Web 3.0 is a nebulous term. If you spend enough time Googling it, you'll find many interpretations regarding what We
Preparing for denial-of-service attacks with Talos Incident Response
Over the years, several extorsion-style and politically motivated denial-of-service attacks increased and still pose a threat to businesses and organizations of any size that can find themselves in the crosshairs of various malicious campaigns. A detailed preparation plan is nee
Talos Takes Ep. #82: Log4j followed us in 2022
The latest episode of Talos Takes is available now. Download this episode and subscribe to Talos Takes using the buttons below, or visit the Talos Takes page. It's a new year, but unfortunately, we're facing the same cybersecurity problems. Log4j followed us into the ho
2021: Looking back on the year in malware and cyber attacks, from SolarWinds to Log4j
It seems like we were just recovering from the aftermath of the massive SolarWinds campaign a month or two ago. And now suddenly, it’s been a year since one of the largest cyber attacks in history and moving onto another threat that could last for years. That just seemed to be h
Talos Takes Ep. #80: I'll have a blue Christmas without a CTIR retainer
The latest episode of Talos Takes is available now. Download this episode and subscribe to Talos Takes using the buttons below, or visit the Talos Takes page. It's the holiday season, which means last-minute shopping, family time and cheer. Oh, and it's never a bad time
Talos Takes Ep. #79: Emotet's back with the worst type of holiday present
The latest episode of Talos Takes is available now. Download this episode and subscribe to Talos Takes using the buttons below, or visit the Talos Takes page. Emotet is back, and it brought the worst possible holiday present (just in time for peak spam season, too!). We recently
Talos Takes Ep. #77: How to connect to (and safely use) public WiFi
The latest episode of Talos Takes is available now. Download this episode and subscribe to Talos Takes using the buttons below, or visit the Talos Takes page. Whenever we walk into a bar or restaurant, it's almost a given that we're going to ask the bartender or server: