SSL Complete Guide 2021: HTTP to HTTPS - Let's Encrypt and Certbot Overview

The video tutorial provides an overview of Let's Encrypt, a service offering free TLS certificates. It explains the automated process of obtaining and renewing certificates, focusing on domain validation. The tutorial discusses the importance of shell access for using Let's Encrypt and the role of Certbot in certificate management. It highlights the support from hosting providers and addresses common issues faced during certificate acquisition. The video concludes with a discussion on manual mode and alternatives for obtaining certificates, emphasizing Let's Encrypt as a viable option for small and medium businesses.

What is the primary benefit of using Let's Encrypt for TLS certificates?

• It offers free and automated certificate renewal.

• It supports extended validation.

• It provides organization validation.

• It requires no domain validation.

What protocol is typically used to verify domain ownership for Let's Encrypt certificates?

• HTTP

• FTP

• ACME

• SMTP

Why is shell access important when obtaining a Let's Encrypt certificate?

• It provides access to Let's Encrypt support.

• It enables the use of Certbot for automated processes.

• It allows for manual certificate installation.

• It is required for domain registration.

What is a common issue when using Let's Encrypt with multiple web servers?

• Certificates cannot be renewed.

• Let's Encrypt does not support multiple domains.

• Domain verification may fail due to load balancing.

• Certbot is not compatible with multiple servers.

What is the role of Certbot in the Let's Encrypt process?

• It automates the process of obtaining and renewing certificates.

• It provides domain registration services.

• It offers extended validation certificates.

• It manages DNS settings for domain verification.

Why might a larger website consider purchasing a paid certificate instead of using Let's Encrypt?

• Paid certificates are free.

• Let's Encrypt does not support HTTPS.

• Let's Encrypt certificates are valid for several years.

• Paid certificates offer longer validity and additional validation options.

What is a disadvantage of using Let's Encrypt in manual mode?

• It does not support domain validation.

• It provides no encryption.

• It requires frequent manual renewal.

• It is only available for large businesses.