Lenny Zeltser
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lennyzeltser.com
Lenny Zeltser
@lennyzeltser.com
Advances cybersecurity. Grows tech businesses. Fights malware.

CISO at Axonius. Faculty Fellow at SANS Institute. Creator of REMnux.

https://zeltser.com
While cybersecurity and data privacy leaders have distinct expertise, their goals are aligned. Edy Glozman and I discussed how these functions can support each other based on our collaboration at Axonius:

zeltser.com/security-pri...
How Security and Privacy Teams Break Barriers Together
While cybersecurity and data privacy leaders have distinct expertise, our fundamental goals are aligned. By understanding each other’s perspectives and priorities, we can support each other to stre
zeltser.com
June 27, 2025 at 7:27 PM
Here are the key trends that cybersecurity leaders should keep in mind for our work in 2025:
The CISO’s Midset for 2025: Outcomes, Automation, and Leadership
As the year 2025 rushes forward, the responsibilities of CISOs are continuing to evolve. We increasingly recognize the importance of not just identifying risks but actively addressing them through di
zeltser.com
February 11, 2025 at 3:21 PM
Reposted by Lenny Zeltser
Terrible news today about the loss of Amit Yoran. He was a larger than life figure in cybersecurity and we will be lesser without him. May his family and friends find peace.
January 4, 2025 at 6:34 PM
Reposted by Lenny Zeltser
Happy birthday to the unusual number of my cybersecurity friends who all have January 1st birthdays on Facebook! 🧐🧐🧐
January 2, 2025 at 1:47 PM
Reposted by Lenny Zeltser
For those going home to visit family this weekend:

• Samsung calls it Auto Motion Plus
• LG calls it TruMotion
• Sony calls it Motionflow
• Roku calls it Action Smoothing
• Google TV calls it Motion Enhancement
• Vizio calls it Smooth Motion Effect.
November 25, 2024 at 11:31 PM
Reposted by Lenny Zeltser
Just because you’re good at a job doesn’t mean you’ll necessarily be equally good as the manager of people doing that job.
November 21, 2024 at 5:34 AM
Reposted by Lenny Zeltser
You can keep up to date on which AI search companies haven’t bent the knee to Amazon pretty easily via their robots.txt:
November 22, 2024 at 8:34 PM
Reposted by Lenny Zeltser
PyPI adds digital attestations to bolster Python package security. #Python #PyPI #Security
PyPI Now Supports Digital Attestations for Package Security
PyPI adds digital attestations to bolster Python package security. #Python #PyPI #Security
blog.pypi.org
November 17, 2024 at 12:31 PM
Reposted by Lenny Zeltser
woot woot, we just got @huntress.com up. keep an eye out for new content there! 🥳🎉
November 13, 2024 at 9:32 PM
Reposted by Lenny Zeltser
I’ve created a Starter Pack around cyber threat intelligence to make it easier to find that community here on Bluesky. Let me know of folks I missed, as I’m sure there are many! go.bsky.app/TxQYHap
November 9, 2024 at 11:08 PM
Security teams' visibility allows us to help the company lower expenses while also decreasing risk. Reducing costs associated with unneeded user accounts and apps, for example, is another way for security leaders to add value:
Security Leaders Can Lower Expenses While Reducing Risk
As companies seek to optimize operations and constrain expenses, cybersecurity leaders worry about funding the projects we consider essential. Fortunately, in such an economic climate, we can achieve
zeltser.com
August 23, 2023 at 1:46 PM
Reposted by Lenny Zeltser
I am the greatest Prompt Engineer in the world.
July 12, 2023 at 11:44 PM
How long until adventurous skiers replace their ski goggles with Apple Vision Pro?
June 6, 2023 at 3:10 AM
Kvetching about bad business and security practices is therapeutic, so I wrote this: Withholding SSO from customers is bad for business and security. https://zeltser.com/witholding-sso/
May 26, 2023 at 2:19 AM
Reposted by Lenny Zeltser
We ran an editorial at Scientific American about the overwhelming evidence that school should start later. A teacher got his students to write to us & the school! changed! its! schedule!!! https://www.scientificamerican.com/article/high-school-students-need-more-sleep-and-later-school-start-times/
High School Students Need More Sleep and Later School Start Times
After reading a Scientific American editorial on sleep and school start times, students and their teacher wrote to the editors about their experiences. Their district listened, and school will start later next year
www.scientificamerican.com
May 24, 2023 at 12:26 PM
I’m new here.
May 25, 2023 at 12:41 AM