A SSL certificate chain is an ordered list of certificates, containing an SSL/TLS Certificate and Certificate Authority (CA) Certificates, that enable the receiver to verify that the sender and all CA’s are trustworthy. Each certificate contains information about its issuer. The issuer is the next link in the SSL chain. The SSL chain will be …
TCP allows for the transmission of information in both directions. This means that computer systems that communicate over TCP can send and receive data at the same time, similar to a telephone conversation. The protocol uses segments (packets) as the basic units of data transmission. In addition to the payload, segments can also contain control …
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 …
SSL certificates are an important part of online security. They create a secure connection between your website and your visitors, which helps to protect their data. In order to keep your website safe, it is important to make sure that your SSL certificate is up-to-date and working properly. In this blog post, we will discuss …
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