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How to Renew an SSL Certificate?

Renewing SSL certificates on time is as important as securing your website for the first time. An expired certificate is one of the most common causes of SSL connection errors. In this article, we’ll show you how to renew an SSL certificate hassle-free so that your website remains protected around the clock. Before we walk […]

What is Port 443 and How to Use It

Think of Port 443 as your internet bodyguard, keeping your data safe whenever you browse online. It handles HTTPS traffic, making sure everything you do online stays private and secure. In this article, we’ll break down what Port 443 does, the risks it faces, and how to manage it on your computer, whether you’re using […]

SSL Certificate Without a Domain Name. Is It Possible?

Every website needs an SSL certificate these days to remain accessible via Chrome, Firefox, Safari, or other popular browsers. If you don’t secure your site, browsers will flag it as unsafe, and your content won’t feature in search engine results pages. But can you get an SSL certificate without a domain name? This article provides […]

How Much Does an SSL Certificate Cost in 2025

Understanding the cost of SSL certificates is crucial for website owners looking to enhance their site’s security. So, how much does an SSL certificate cost? Generally, prices can range broadly from free to over a thousand dollars, depending on various factors. This article demystifies SSL pricing by exploring key factors that may affect the price. […]

How to Store Private Keys Securely

The private key is a text file created during the Certificate Signing Request (CSR) using a unique random number. You should always keep it in a safe place and never share it with anyone. Even if it’s just a text file, it’s essential for data integrity. You can damage your reputation beyond repair if your […]

What Is SNI (Server Name Indication)?

Server Name Indication (SNI) is an essential part of the TLS protocol, allowing multiple websites with distinct SSL certificates to share a single IP address. This eliminates the need for separate IP addresses for each domain, making web hosting more efficient and cost-effective. Before SNI, hosting SSL-secured sites required multiple IPs, increasing costs and complexity. […]

What Is PKI? A Guide to Public Key Infrastructure

PKI is a framework used to secure sensitive data through encryption and authentication. It enables safe transactions in everything from email and e-commerce to VPNs and secure web browsing. By leveraging public and private cryptographic keys, PKI helps create a secure environment where data can be transmitted without fear of interception or tampering. In this […]

Using a Wildcard Certificate for Multiple Level Subdomains

A wildcard certificate can simplify SSL management by securing an entire domain and its subdomains with a single certificate. However, when it comes to multiple level subdomains, understanding how wildcard certificates work, their limitations, and best practices is crucial. This guide will explore everything you need to know about using wildcard certificates for multi level […]

What Is a Certificate Authority and Why It Matters

A Certificate Authority (CA) is a cornerstone of modern web security, playing a vital role in the Public Key Infrastructure (PKI). CAs issue SSL/TLS certificates to verify the identity of websites and enable secure encrypted connections for communication. This system is essential for protecting sensitive data, such as credit card numbers and personal information, from […]