What are SSL certifications, and what is an SSL connection error? SSL stands for Secure Socket Layer and is a security protocol that provides authentication, integrity, and privacy to Internet Communications. It is the predecessor to the TLS encryption used today. A website that implements SSL/TLS has “HTTPS” in the URL, unlike an unsecured website that has “HTTP.” SSL encrypts data transmitted across the web and initiates a handshake authentication process.
SSL certificate is like an ID card that proves the website’s identity. The web server stores the SSL certificates, including the private key, ca-bundle, and certificate files. SSL certificates are essential for a website because they provide an extra layer of security. There are free and paid certificates. Free can install the free certificates Let’s Encrypt, Zero SSL, and BuyPass providers. While the paid ones are provided by the certificate authorities such as Comodo, Sectigo, GeoTrust, Thawte, etc
In the next paragraphs, we will give you some tips on how to fix SSL connection errors in your browser if you are a client or on the server if you are the website’s owner.