
Yaron Zinar
@yaronzi
Research & Engineering Manager @CrowdStrike. Tweets are my own
ID: 1428822266
https://www.crowdstrike.com/blog/author/yaron-zinar/ 14-05-2013 20:53:21
174 Tweet
563 Followers
235 Following


Look at this slice of awesome. The new Wireshark version in dev (3.3.0) has a packet diagram view. A fantastic teaching and learning tool! When released, I'll be making pretty extensive use of this in my classes! Great job Gerald Combs and Wireshark Foundation team.

Are all your DCs already patched against Zerologn (CVE-2020-1472)? Check out this simplified overview of the critical vulnerability discovered by Secura + further steps you can take to protect your network 😎 Yaron Zinar Preempt, A CrowdStrike Company preempt.com/blog/security-…


Today, we are delighted to share that CrowdStrike, a leader in cloud-delivered endpoint and cloud workload protection, announced that it has agreed to acquire Preempt, A CrowdStrike Company and its industry-leading Conditional Access technology. Learn more here: crowdstrike.com/press-releases…



Great opportunity to join Preempt, A CrowdStrike Company linkedin.com/jobs/view/2231…

While the Bronze Bit vulnerability was patched, the ability to bypass the "Kerberos Only" protection in Kerberos Constrained Delegation was published 2 years ago by Elad Shamir and still works today against patched DCs 😇 shenaniganslabs.io/2019/01/28/Wag…

Cool research by Eyal Karni 🍅 - msrc.microsoft.com/update-guide/v… #NTLM relay strikes yet again... More details coming out soon...

On January 12, 2021, Microsoft released a patch for CVE-2021-1678, an important vulnerability discovered by CrowdStrike researchers. In this blog, we show how companies can protect themselves from this vulnerability. bit.ly/3bZVTkh via Alex Ionescu Eyal Karni 🍅


Great research by Eyal Karni 🍅 finding cool new ways to perform #NTLM relay.

Excited to share I'll be (virtually) in Vegas presenting in DEF CON a talk titled: "Adventures in MitM-land: Using Machine-in-the-Middle to Attack Active Directory Authentication Schemes" with Sagi Sheinfeld Eyal Karni 🍅. We'll present cool new MitM attacks against NTLM and Kerberos




Want to learn more on how to mitigate #NTLM relay attacks exploiting #PetitPotam and #DFSCoerce? Be sure to check out this blog post by Marina Simakov: crowdstrike.com/blog/how-to-de…

1/2 Three years ago Yaron Zinar and I presented a generic NTLM relay detection at #BHUSA. Recently, we extended it to detect machine accounts relay, independent of the coercion tactic used (PetitPotam, ShadowCoerce, DFSCoerce, etc.) crowdstrike.com/blog/how-to-de…