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EPISODE 232
Broadcast Date:
July 8, 202219 minutes
Podcast Jul 08, 2022Root Causes 232: NIST Announces Its Post Quantum Crypto Selections
NIST has announced its winning algorithms for its post-quantum cryptography contest. We name describe them, why they were chosen, and next steps.
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EPISODE 187
Broadcast Date:
November 8, 202117 minutes
Podcast Nov 08, 2021Root Causes 187: Apple Limits Term for S/MIME Certificates
Apple recently announced that it would limit the allowable term for public S/MIME certificates to 825 days. We explain this declaration's implications.
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EPISODE 179
Broadcast Date:
August 24, 202114 minutes
Podcast Aug 24, 2021Root Causes 179: Standards for Certificates Apart from SSL
SSL is not the only regulated type of digital certificate. We discuss the rules for S/MIME, eIDAS, code signing, document signing, and SSH certificates.
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EPISODE 63
Broadcast Date:
January 29, 202010 minutes
Podcast Jan 29, 2020Root Causes 63: What Is CAA?
CA Authentication gives domain owners the ability to specify in DNS which CAs are allowed to issue SSL certificates for a domain. Join us to learn more.
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EPISODE 56
Broadcast Date:
December 9, 201923 minutes
Podcast Dec 09, 2019Root Causes 56: 2019 Lookback - Evolving Cryptography
2019 saw important changes in the world's cryptographic standards. Join our hosts as they talk about what 2020 may hold in terms of evolving cryptography.
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EPISODE 45
Broadcast Date:
October 17, 201923 minutes
Podcast Oct 17, 2019Root Causes 45: What Is the CA/Browser Forum?
SSL certificate practices are governed by the rules of the CA/Browser Forum; what is this forum, who is in it, and where does it get its authority?
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EPISODE 33
Broadcast Date:
August 18, 201917 minutes
Podcast Aug 18, 2019Root Causes 33: Prepare for One-Year Limits on SSL Certificates
A proposed CA/Browser Forum ballot stands to limit SSL certificates to 13 months. Learn what such a change might mean to IT professionals everywhere.
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EPISODE 31
Broadcast Date:
August 12, 201911 minutes
Podcast Aug 12, 2019Root Causes 31: Using PKI to Authenticate Phone Callers
Caller ID numbers have no identity value as they are completely self-reported, enabling robocalling scams. Our hosts explain a new effort to end them.
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EPISODE 09
Broadcast Date:
March 25, 201915 minutes
Podcast Mar 25, 2019Root Causes 09: 63-bit Serial Numbers
A recently discovered flaw in common practices reveals that potentially millions of active SSL certificates fall short of cryptographic requirements.
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TLS 1.3 Published by IETF
Blog Post from Sectigo
Blog Post Aug 13, 2018On Thursday, August 9 the IETF published TLS 1.3 as an approved standard, following its publication as a proposal in March 2018. TLS 1.3 offers important improvements in both security and connection speed, and adoption among software and service vendors is already well underway, including support in Chrome, Firefox, and Cloudflare.
