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Yesterday — 12 December 2025Main stream

Have You Seen My Domain Controller?

✇Cisco Security
By: Duane Waddle
12 December 2025 at 11:09
Windows clients expose Active Directory DNS queries on public Wi-Fi, risking OSINT and credential leaks. Learn from Cisco Live SOC observations how to protect clients with VPNs .

In Splunk, Empty Fields May Not Be Null

✇Cisco Security
By: Duane Waddle
12 December 2025 at 08:00
Splunk's coalesce function treats empty fields as non-null. Learn to use Splunk macros to convert empty strings to nulls for accurate data selection and reliable detections.
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