Sign Client Certificate Using Self Signed CA Certificate

In a cluster setting where TLS mutual authentication is required, it’s not uncommon to see client certificates signed by either self-signed root CA or private CA.

<span title='2020-10-10 00:00:00 +0000 UTC'>October 10, 2020</span>&nbsp;·&nbsp;4 min&nbsp;·&nbsp;David Xiao

SSH and TLS: Differences and Similarities

Review the differences and similarities between the two protocols from an architecture and security perspective.

<span title='2020-09-01 00:00:00 +0000 UTC'>September 1, 2020</span>&nbsp;·&nbsp;2 min&nbsp;·&nbsp;David Xiao

TLS Handshake in a Nutshell

A quick overview of TLS handshake

<span title='2020-08-31 00:00:00 +0000 UTC'>August 31, 2020</span>&nbsp;·&nbsp;2 min&nbsp;·&nbsp;David Xiao

Secure Your HTTPS / SSL / TLS

To site owners: Just because you’ve enabled HTTPS does not mean it’s sound and secure. TLS v1.0 and v1.1 is unsecure and phasing out.

<span title='2020-06-11 00:00:00 +0000 UTC'>June 11, 2020</span>&nbsp;·&nbsp;1 min&nbsp;·&nbsp;David Xiao