Sectigo will begin issuing 199-day certificates starting March 12, 2026. Are you ready to handle doubling certificate reissuances? The CA/Browser Forum’s (CABF) Sunday, March 15, 2026 deadline to reduce certificate…
$900 million and counting — that’s the price the UnitedHealth Group is paying for a data breach and ransomware attack caused by weak authentication practices. PKI certificate-based authentication isn’t new,…
Cybersecurity extends beyond preventing malware and protecting your code. Learn how to open the 443 port to beef up your website and improve your organization’s overall security posture Port 443…
78% of GitHub’s developer survey respondents currently use (or plan to use) generative AI (GenAI) within two years. Explore OWASP’s GenAI Security Incident guide, which shares insights into how small-…
In July 2025, a core node package manager (npm) package with 28+ million downloads per week was compromised, exposing millions of projects and development environments. Discover how to enhance your…
![The TLS Handshake Explained [A Layman’s Guide]](https://sectigostore.com/blog/wp-content/uploads/2023/01/tls-handshake-feature-400x270.jpg)
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Loading...In 2025, the SSL/TLS handshake is as much a part of cybersecurity on the internet as encryption itself — it’s all about ensuring that the other party you’re connecting to…
(54 votes, average: 5.00 out of 5)Loading...Whether you’re a small business running your website or a website user, it’s imperative you know how to check if you’re using a secure connection. Here’s what you can look…
(56 votes, average: 5.00 out of 5)Loading...TLS handshake error can be annoying for users and site admins alike, but fixing it is easy and quick with these 8 fixes… When you try to open a website,…
(59 votes, average: 5.00 out of 5)Loading...Although encryption is the go-to standard for Internet data security, not all service providers offer email encryption as an option. Here’s what to know about email encryption and how to…
(45 votes, average: 5.00 out of 5)Loading...In a world where cyber attacks increase 50% year over year, your data need security, and security need private keys. Explore what a secret key is and its role in…
(50 votes, average: 5.00 out of 5)Loading...A security honeypot is a great tool for mature cybersecurity researchers and defenders. This article explores what it is and how to create a honeypot that may help you learn…
(47 votes, average: 5.00 out of 5)Loading...OCSP stapling makes verifying the revocation status of an SSL/TLS certificate faster and easier for a client than ever before. It’s an improvement on the current industry standard, OCSP. But…
(49 votes, average: 5.00 out of 5)Loading...Before connecting to a website, browsers check the validity of the site’s TLS certificate and show a warning if the certificate is revoked. Browsers use several revocation status verification methods:…
(41 votes, average: 5.00 out of 5)Loading...How does your browser know whether a certificate is valid or has been revoked? One way of verifying a certificate’s validity is by using the online certificates status protocol (OCSP)…
(47 votes, average: 5.00 out of 5)Loading...In 2014, Mozilla moved away from using certificate revocation lists (CRLs) to check the validity of TLS certificates with the release of Firefox 28.0. So, do CRLs still matter? Yes,…
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