An SSL certificate is a digital certificate that authenticates a website’s identity and enables an encrypted connection. It secures sensitive information such as passwords, credit card numbers, and personal data transmitted over the internet. When installed on a web server, it activates the padlock in the browser’s address bar, indicating a secure connection. This article …
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Secure communication is paramount in today’s web applications. Python, a versatile programming language, offers robust tools for establishing secure connections using SSL (Secure Sockets Layer) certificates. However, you might occasionally stumble upon the “python ssl certificate_verify_failed” error, hindering your secure interactions. This blog post dives into understanding this error, its causes, and practical solutions to …
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Securing your website with an SSL certificate is crucial for protecting sensitive data and enhancing visitors’ trust. However, on Windows Servers using Internet Information Services (IIS), you might encounter an irritating problem where your SSL certificate keeps disappearing in IIS. This can disrupt the security of your site and create frustration. In this blog post, …
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OpenSSL is the power user’s toolkit for all things SSL/TLS, cryptography, and X.509 certificates. It’s a staple for developers, system administrators, and security professionals working across various operating systems. Let’s explore some of the most common and useful OpenSSL commands. Certificate Management Key Management Conversions More OpenSSL Functionality Let’s delve into a few practical examples …
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SSL/TLS certificates underpin secure web browsing and data transfers, but it’s crucial to keep track of their expiration dates. Windows offers a few ways to check this information directly from the command line. Here’s a breakdown of the methods: 1. Using the ‘certutil’ Command The certutil command-line utility is designed for managing certificates in Windows. …
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Manually checking certificate expiration dates across multiple servers is tedious and prone to human error. Shell scripts come to the rescue, automating the process and providing an efficient way to stay ahead of potential security issues. Let’s learn how to build a shell script for this purpose. Prerequisites Sample Shell Script Bash Explanation How to …
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Ubuntu, like other Linux distributions, relies on SSL/TLS certificates for secure website connections, applications, and data transfers. Understanding how to check SSL certificate expiration dates in Ubuntu is essential to proactively prevent security risks and maintain the trust of your users. Let’s delve into the straightforward and effective methods at your disposal. 1. The Multi-Purpose …
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SSL/TLS certificates are the backbone of secure online communication, but they don’t last forever. Knowing how to check SSL certificate expiration dates in Linux is a crucial part of maintaining reliable, trustworthy systems. Let’s dive into the methods you can use. Why is Checking Expiration Important? Techniques for Checking Expiration Dates 1. The OpenSSL Command …
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OpenSSL is a remarkably powerful toolkit for a wide range of cryptographic tasks on Linux, macOS, and other operating systems. One of its core functionalities is the ability to inspect and manipulate X.509 certificates. This includes the essential task of determining when a certificate will expire with the command openssl check certificate expiration. Why Expiration …
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