Cookies are how websites remember. Without them, they forget you as soon as a page finishes loading. This ability to remember allows you to log in to a content management system or put products in an ecommerce shopping cart. It’s what allows a dynamic CMS like WordPress to personalize web pages. But sites don’t need to include a cookie with every file they serve, and needless cookies increase latency and generate unnecessary network traffic.  Cookie-free …

Your website has been compromised, and you suspect the attackers have injected malware into its code. What can you do about it? There are many ways to approach a malware infection, and we’ll look at some in a moment, but your final recourse may be to roll up your sleeves, hunt through the site’s files, and remove the malware manually. This article will show you how to find malware code in your site’s files and …

The CentOS operating system has several features that restrict users’ resource consumption. They help web hosts and server administrators to fairly distribute resources on shared servers and to create tiered account systems. Without quotas, rogue users can—accidentally or deliberately—use more than their fair share, hurting their neighbors’ web hosting performance. Inode quotas limit the number of files a user can create. In this article, we explore what inodes are, how to display inode quotas in …

Many of the most complex systems on the web deal with naming and identity verification. If you manage a website, you’re already familiar with web URLs, IP addresses, signed SSL certificates, and perhaps cryptocurrency addresses. But what if you could have a single name that links to all of your online identities, an identifier that is uniquely yours and tied to your social media handles and domain names? And what if, instead of web addresses …