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Cisco Talos’ 2024 Year in Review is available now! With visibility into more than 886 billion security events per day, the report features our key insights. Read the full report here: http://cs.co/63320FzuMG
Feeling overwhelmed by just about everything? This week’s newsletter from Hazel shares a touch of Taskmaster-inspired levity, and the latest cyber threats:cs.co/63326hDp4i
January 29, 2026 at 7:07 PM
Feeling overwhelmed by just about everything? This week’s newsletter from Hazel shares a touch of Taskmaster-inspired levity, and the latest cyber threats:cs.co/63326hDp4i
Tune in to the latest episode of the Talos Threat Perspective as Hazel, Joe Marshall, and Craig Jackson explore Q4 2025’s top cybersecurity trends: cs.co/63321hDGlS
January 29, 2026 at 4:59 PM
Tune in to the latest episode of the Talos Threat Perspective as Hazel, Joe Marshall, and Craig Jackson explore Q4 2025’s top cybersecurity trends: cs.co/63321hDGlS
In Q4 2025, Cisco Talos IR observed a surge in exploitation of public-facing applications and a targeted phishing campaign against Native American tribal organizations: cs.co/63322h6w1q
January 29, 2026 at 2:46 PM
In Q4 2025, Cisco Talos IR observed a surge in exploitation of public-facing applications and a targeted phishing campaign against Native American tribal organizations: cs.co/63322h6w1q
Go beyond the blog with Cisco Talos IR on February 11. This live session features candid stories, behind-the-scenes insights, and strategic lessons learned from the most critical real-world incidents we faced last quarter. Register to attend now: cs.co/IRTales-2025...
January 28, 2026 at 5:32 PM
Go beyond the blog with Cisco Talos IR on February 11. This live session features candid stories, behind-the-scenes insights, and strategic lessons learned from the most critical real-world incidents we faced last quarter. Register to attend now: cs.co/IRTales-2025...
Think your data is safe just because it’s encrypted? In this episode, Amy, Yuri Kramarz, and Tim Wadhwa-Brown expose the surprising pitfalls — like default settings and poor key management — that could leave your secrets wide open: cs.co/63326hBbWw
January 28, 2026 at 3:03 PM
Think your data is safe just because it’s encrypted? In this episode, Amy, Yuri Kramarz, and Tim Wadhwa-Brown expose the surprising pitfalls — like default settings and poor key management — that could leave your secrets wide open: cs.co/63326hBbWw
This week’s newsletter from Bill reminds us why fighting through alert fatigue to stay vigilant — especially when it comes to reconnaissance events — and knowing your environment are essential for strong cybersecurity: cs.co/63321CAFMh
January 22, 2026 at 7:04 PM
This week’s newsletter from Bill reminds us why fighting through alert fatigue to stay vigilant — especially when it comes to reconnaissance events — and knowing your environment are essential for strong cybersecurity: cs.co/63321CAFMh
No crystal ball needed! In today’s newsletter, Martin unpacks why reflecting on today’s tense threat landscape helps us predict the twists and turns cybersecurity teams can expect in 2026: cs.co/63324CIYUa
January 15, 2026 at 7:03 PM
No crystal ball needed! In today’s newsletter, Martin unpacks why reflecting on today’s tense threat landscape helps us predict the twists and turns cybersecurity teams can expect in 2026: cs.co/63324CIYUa
Kick off 2026 with Talos Takes as new host Amy Ciminnisi and guest Joe Marshall dive into the wild world of cybersecurity certifications, break down some options, and get spicy tackling skeptics and barriers head-on: cs.co/63320CImV4
January 15, 2026 at 2:32 PM
Kick off 2026 with Talos Takes as new host Amy Ciminnisi and guest Joe Marshall dive into the wild world of cybersecurity certifications, break down some options, and get spicy tackling skeptics and barriers head-on: cs.co/63320CImV4
Terryn Valikodath never imagined that a childhood jailbreaking iPhones and exploring criminal forensics would land him in incident response. Hear him recount the journey in our latest episode: cs.co/63324Cxnam
January 14, 2026 at 3:22 PM
Terryn Valikodath never imagined that a childhood jailbreaking iPhones and exploring criminal forensics would land him in incident response. Hear him recount the journey in our latest episode: cs.co/63324Cxnam
Microsoft has released its monthly security update for January 2026. It includes 112 vulnerabilities affecting a range of products, including eight it marked as “critical:” cs.co/63327Cxoy7
January 13, 2026 at 6:55 PM
Microsoft has released its monthly security update for January 2026. It includes 112 vulnerabilities affecting a range of products, including eight it marked as “critical:” cs.co/63327Cxoy7
Sign up for a Security Operations Center (SOC) Tour at Cisco Live Amsterdam 2026. Get a behind-the-scenes look at how Cisco detects and responds to active threats in real-time conference traffic: cs.co/63322CxnJi
January 13, 2026 at 3:21 PM
Sign up for a Security Operations Center (SOC) Tour at Cisco Live Amsterdam 2026. Get a behind-the-scenes look at how Cisco detects and responds to active threats in real-time conference traffic: cs.co/63322CxnJi
In this week's newsletter, see why Amy says showing up imperfectly, from art projects to cyber defense, beats chasing flawless resolutions every time: cs.co/63328CSOTI
January 9, 2026 at 3:03 PM
In this week's newsletter, see why Amy says showing up imperfectly, from art projects to cyber defense, beats chasing flawless resolutions every time: cs.co/63328CSOTI
Tally up your points! How did you score in the grand finale of Talos’ 12 Days of Malware? Can you unlock the final threat, or will you hit a dead end? Share how you did below: cs.co/6014CMddk
January 9, 2026 at 1:30 PM
Tally up your points! How did you score in the grand finale of Talos’ 12 Days of Malware? Can you unlock the final threat, or will you hit a dead end? Share how you did below: cs.co/6014CMddk
Let’s get cracking on Day 11 of Talos’ 12 Days of Malware. What did you score today? Tell us in the replies: cs.co/6019CMdXU
January 7, 2026 at 3:20 PM
Let’s get cracking on Day 11 of Talos’ 12 Days of Malware. What did you score today? Tell us in the replies: cs.co/6019CMdXU
Peek under the hood of Cisco's security portfolio with our latest blog! Learn how Cisco Talos experts use cutting-edge intelligence and machine learning to detect and block threats from every angle: cs.co/63328CWE84
January 7, 2026 at 3:02 PM
Peek under the hood of Cisco's security portfolio with our latest blog! Learn how Cisco Talos experts use cutting-edge intelligence and machine learning to detect and block threats from every angle: cs.co/63328CWE84
What was your score on today’s challenge of the 12 Days of Malware? Can you guess which malicious tools are in the spotlight? Tell us how you did below: cs.co/6011CMdO5
January 6, 2026 at 3:00 PM
What was your score on today’s challenge of the 12 Days of Malware? Can you guess which malicious tools are in the spotlight? Tell us how you did below: cs.co/6011CMdO5
We're back with the 12 Days of Malware. Use the clues to uncover the identity of this threat actor. What score did you get? cs.co/6018CMdzk
January 5, 2026 at 6:09 PM
We're back with the 12 Days of Malware. Use the clues to uncover the identity of this threat actor. What score did you get? cs.co/6018CMdzk
How did you score on today’s round of Talos’ 12 Days of Malware? Can you crack the clues and name the tool? Share how you did in the replies.
December 23, 2025 at 2:08 PM
How did you score on today’s round of Talos’ 12 Days of Malware? Can you crack the clues and name the tool? Share how you did in the replies.
Happy Monday! How many points did you score so far in our malware countdown? It’s Day 7, so time to take a shot at today’s clues: cs.co/6047CMjfP
December 22, 2025 at 3:23 PM
Happy Monday! How many points did you score so far in our malware countdown? It’s Day 7, so time to take a shot at today’s clues: cs.co/6047CMjfP
See if you can identify today’s threat actor. How many points did you score? Hint: They wreak havoc across a wide variety of business verticals. cs.co/6018CMjxn
December 19, 2025 at 3:15 PM
See if you can identify today’s threat actor. How many points did you score? Hint: They wreak havoc across a wide variety of business verticals. cs.co/6018CMjxn
Cisco Talos has disclosed vulnerabilities in Libbiosig, Grassroot DiCoM (zero-days), and Smallstep step-ca: cs.co/63322COUq0
December 18, 2025 at 8:31 PM
Cisco Talos has disclosed vulnerabilities in Libbiosig, Grassroot DiCoM (zero-days), and Smallstep step-ca: cs.co/63322COUq0
2025 is rapidly approaching ancient history. Let’s look at the top three news events that Joe liked and what he sees happening in 2026: cs.co/63326COKHK
December 18, 2025 at 7:04 PM
2025 is rapidly approaching ancient history. Let’s look at the top three news events that Joe liked and what he sees happening in 2026: cs.co/63326COKHK
Take a trip down memory lane with us! For her last episode as Talos Takes host, Hazel and team members Pierre, Alex, and Joe reflect on how cybersecurity has changed from 2015 to 2025: cs.co/63324COUH2
December 18, 2025 at 2:29 PM
Take a trip down memory lane with us! For her last episode as Talos Takes host, Hazel and team members Pierre, Alex, and Joe reflect on how cybersecurity has changed from 2015 to 2025: cs.co/63324COUH2
Tell us how many points you scored in the comments. You’re almost halfway through the 12 Days of Malware, so don't give up now!
Spoiler: blog.talosintelligence.com/python-versi...
Spoiler: blog.talosintelligence.com/python-versi...
December 18, 2025 at 1:40 PM
Tell us how many points you scored in the comments. You’re almost halfway through the 12 Days of Malware, so don't give up now!
Spoiler: blog.talosintelligence.com/python-versi...
Spoiler: blog.talosintelligence.com/python-versi...
Meet Lexi DiScola, who tackles cyber threat analysis by day and a towering stack of TBRs by night. Check out the latest Humans of Talos episode for her thoughts on global teamwork and balancing threat intel with literary escapes: cs.co/63324CMmeu
December 17, 2025 at 3:32 PM
Meet Lexi DiScola, who tackles cyber threat analysis by day and a towering stack of TBRs by night. Check out the latest Humans of Talos episode for her thoughts on global teamwork and balancing threat intel with literary escapes: cs.co/63324CMmeu