Skip to content

SSL questions

Browse our SSL articles to find the answers to frequently asked SSL related questions.

How to Install a Wildcard SSL Certificate on Your WordPress Site

Learn about the differences between normal and wildcard SSL certificates, and how to install a wildcard SSL on your WordPress site.
Reading time
11 min read
Updated date
June 22, 2022
Topic
WordPress Security

How to fix the NET::ERR_CERT_COMMON_NAME_INVALID error (9 methods)

Getting the net::err_cert_common_name_invalid error? Althought it might look scary, it's an easy fix. Learn how with this in-depth guide.
Reading time
16 min read
Updated date
May 9, 2024
Topic
Website Errors

10 Ways to Fix the NET::ERR_CERT_DATE_INVALID Error

The NET::ERR_CERT_DATE_INVALID error occurs when browsers don't trust the reliability of a site's SSL certificate. Here's how to fix it.
Reading time
15 min read
Updated date
October 18, 2023
Topic
Chrome Errors
Topic
Firefox Errors
Topic
Website Errors

How to fix the NET::ERR_CERT_AUTHORITY_INVALID error

The NET::ERR_CERT_AUTHORITY_INVALID error occurs when a website’s SSL certificate isn't trusted by the browser. Learn what's causing it and how to…
Reading time
15 min read
Updated date
May 8, 2024
Topic
Chrome Errors
Topic
Firefox Errors
Topic
Website Errors

How to Fix the “SSL Handshake Failed” and “Cloudflare 525” Error (5 Methods)

The SSL Handshake Failed error occurs when the server and browser are unable to establish a secure connection. Check out these proven methods to fi…
Reading time
11 min read
Updated date
December 19, 2022
Topic
Cloudflare
Topic
Website Errors

How to Fix ERR_SSL_OBSOLETE_VERSION Warning Notifications in Chrome

If you don't want to scare your visitors away with the ERR_SSL_OBSOLETE_VERSION warning, your site has to drop deprecated TLS versions like TLS 1.0…
Reading time
6 min read
Updated date
December 19, 2022
Topic
Website Errors

WooCommerce and SSL: Why You Need It and How to Set It up for Your Ecommerce

WooCommerce SSL is essential to keep your store secure and protect your customers' data. Here's how to set it up.
Reading time
12 min read
Updated date
October 18, 2023
Topic
WooCommerce
Topic
WordPress Security

How to fix the ERR_SSL_PROTOCOL_ERROR

A step-by-step guide on how to fix the ERR_SSL_PROTOCOL_ERROR message. This is typically due to a cached SSL state or misconfigured certificate.
Reading time
11 min read
Updated date
May 9, 2024
Topic
Website Errors

How SSL Works and Why It’s Important

SSL stands for Secure Sockets Layer, a protocol used to encrypt and authenticate the data sent between an application (like your browser) and a web…
Reading time
8 min read
Updated date
October 18, 2023
Topic
Security Tips
Topic
WordPress Security

SSL Check – How to Verify Your SSL Certificate

After you install an SSL certificate on your web server, you should always run an SSL check to verify that everything is setup correctly.
Reading time
3 min read
Updated date
September 20, 2022
Topic
Security Tips
Topic
WordPress Security

HSTS – How to Use HTTP Strict Transport Security

Implementing the HSTS (HTTP Strict Transport Security) header on your web server can help prevent man-in-the-middle attacks and cookie hijacking.
Reading time
5 min read
Updated date
November 4, 2022
Topic
WordPress Security

How to Redirect HTTP to HTTPS in WordPress

More and more people are migrating to HTTPS due to better security, SEO, and performance. Follow our tutorial on how to redirect HTTP to HTTPS in W…
Reading time
4 min read
Updated date
September 20, 2022
Topic
WordPress Security
Topic
WordPress Tips