Farsight Security Blog

Bulk Converting Internationalized Domain Names to Punycode With Perl and Net::IDN::Encode for Use With DNSDB

Tuesday, September 18, 2018 By Joe St Sauver

Joe St Sauver shows how to query DNSDB for Internationalzed Domain Names using different programming languages

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ASN-To-Prefixes-To-Domain Names -- Update to May 2017 Blog Article

Tuesday, September 4, 2018 By Joe St Sauver

Joe St Sauver explains how to use RIPE NCC's terrific service for the Scala query-by-ASN application

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The Only Thing That's Constant Is Change: The DNS Changes Channel (SIE Channel 214)

Monday, August 27, 2018 By Joe St Sauver

Farsight's DNS Changes channel gives you the near-real-time insights you need to tackle today's malware, phishing, scams, spams and other online threats

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Free Airline Tickets: The Latest Internationalized Domain Name-based Homograph Scam

Monday, August 13, 2018 By Mike Schiffman

Mike Schiffman discusses a recently discovered IDN-based phishing campaign targeting mobile customers of airline carriers.

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Malformed Internationalized Domain Name (IDN) Leads to Discovery of Vulnerability in IDN Libraries

Wednesday, July 11, 2018 By Mike Schiffman

Mike Schiffman discusses a bug found in C libraries used to encode/decode internationalized domain names.

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