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The TXT Record

Volume-Over-Time Data From DNSDB Export MTBL Files (Part Two of Three-Part Series)

Monday, April 1, 2019 By Joe St Sauver

Looking at the volume of DNS queries over time in passive DNS can sometimes uncover unusual DNS conditions

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Fighting Phishing: What You Need to Know

Monday, March 25, 2019 By Karen Burke

Why phishing attacks will continue to make headlines and what you can do to reduce the risk to your organization

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Finding Top FQDNs Per Day in DNSDB Export MTBL Files (Part One of a Three Part Series)

Friday, March 22, 2019 By Joe St Sauver

Learn how to compute a "Top Internet Domain Name" list using a small Perl script

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Poison Pivots

Thursday, March 14, 2019 By Joe St Sauver

This article describes some problems around pivoting using passive DNS and explains strategies how to identify and overcome those obstacles

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Farsight Security Debuts Grant Program for Investigative Reporters

Wednesday, March 6, 2019 By Karen Burke

Increasingly, Farsight's historical passive data has become a must-have tool for investigative journalists

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