What is SSL Wildcard Certificate?

A wildcard certificate is a specific form of the certificate used in TLS/SSL instances. It is a single certificate with a wildcard character (*) in the domain name field. This allows the certificate to secure multiple subdomain names (hosts) pertaining to the same base domain. For example, a wildcard certificate for *.(domainname).com, could be used […]

Risk of Wildcard Certificate in SSL with Examples

A wildcard certificate is a specific form of the certificate used in TLS/SSL instances. It is a single certificate with a wildcard character (*) in the domain name field. This allows the certificate to secure multiple subdomain names (hosts) pertaining to the same base domain. For example, a wildcard certificate for *.(domainname).com, could be used […]

Check Wildcard Certificate in SSL with Examples

A wildcard certificate is a specific form of the certificate used in TLS/SSL instances. It is a single certificate with a wildcard character (*) in the domain name field. This allows the certificate to secure multiple subdomain names (hosts) pertaining to the same base domain. For example, a wildcard certificate for *.(domainname).com, could be used […]

Cheapest SSL Certificate

An SSL (Secure Sockets Layer) certificate is a digital certificate that authenticates the identity of a website and encrypts information sent to the server using SSL technology. Encryption is the process of scrambling data into an undecipherable format that can only be returned to a readable format with the proper decryption key. How to choose […]

How to Fix Unable to get Local Issuer Certificate

“Unable to get Local Issuer Certificate” is a common SSL certificate error. It is related to the incomplete certificate chain such as (most commonly) missing the intermediate certificate. The fix is to ensure the entire certificate chain is present. We will dive into this issue to see why this happens and how to fix it. […]

2 Ways to Check TTL in DNS record

DNS TTL, or time to live, is the element of a DNS record that tells the requester how long the record is valid. In other words, if the TTL for our DNS record is set to 24 hours, once a browser has resolved that DNS record, it will continue to use that same value for […]

Start Your Linux Journey Today from Cloud Server

Many Linux beginners want to learn it but don’t know how to start. Today we can offer a free cloud server for you to practice basic Linux commands. No trick. We think this is a good way to start our Linux journey. Cloud is definitely the future of IT jobs. We can fully utilize this […]

Linux Commands With Examples for Linux Beginners

Linux commands are the most powerful tools for Linux tasks. We collect the most useful Linux commands to help Linux beginners start. Join our email group below. We can send you a free Linux account. You can use this account to login our cloud server and practice these commands. ls command – lists contents of […]