TLS Mastery

Transport Layer Security, or TLS, makes ecommerce and online banking possible. It protects your passwords and your privacy. Let’s Encrypt transformed TLS from an expensive tool to a free one. TLS understanding and debugging is an essential sysadmin skill you must have.
TLS Mastery takes you through:
• How TLS works • What TLS provides, and what it doesn’t • Wrapping unencrypted connections inside TLS • Assessing TLS configurations • The Automated Certificate Management Environment (ACME) protocol • Using Let’s Encrypt to automatically maintain TLS certificates • Online Certificate Status Protocol • Certificate Revocation • CAA, HSTS, and Certificate Transparency • Why you shouldn’t run your own CA, and how to do it anyway • and more! Stop wandering blindly around TLS. Master the protocol with TLS Mastery!