Category: NTLM

Securing Identities with Marina Simakov

Note: Interview first published in PKI Solutions. Q&A with Marina Simakov, security researcher at Preempt. Q: What can organizations do to best...
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Security Advisory: Integer Overflow in Active Directory (CVE-2020-1267)

On July 14, 2020 Patch Tuesday, Microsoft released a patch for CVE-2020-1267, an important vulnerability in the Active Directory (AD)...
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NTLM Reflection Attack? Not for Preempt Customers

NTLM strikes again! Microsoft released a patch this week, CVE-2019-1384, which addresses a bypass vulnerability that allows attackers to successfully...
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Security Advisory: Active Directory Open to More NTLM Attacks

By: Yaron Zinar and Marina Simakov Drop The MIC 2 (CVE 2019-1166) & Exploiting LMv2 Clients (CVE-2019-1338) On October 8, 2019, aka...
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10 Things You Need to Know About Kerberos

As our research team continues to find vulnerabilities in Microsoft that bypass all major NTLM protection mechanisms, we start to...
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