Category: NTLM

New Microsoft Exchange Vulnerability Exposes Domain Admin Privileges: Here’s What to Do

Last week, the CERT Coordination Center (CERT/CC) issued a vulnerability note warning versions of Microsoft Exchange 2013, and newer are...
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The Security Risks of NTLM: Proceed with Caution

NTLM (NT LAN Manager) is Microsoft's old authentication protocol that was replaced with Kerberos starting Windows 2000. It was designed...
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New LDAP & RDP Relay Vulnerabilities in NTLM

Over the past few months, the Preempt research team discovered and reported two Microsoft NT LAN Manager (NTLM) vulnerabilities. These...
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Kerberos, NTLM and SAM: 3 Ways Attackers Can Crack Passwords

In a previous blog, we discussed the prevalence of weak passwords in the Enterprise. The fact of the matter is,...
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