Client to Authenticator Protocol (CTAP)

CTAP: A protocol for more security & convenience on the web

Try and imagine a world where you don’t have to memorize passwords: Thanks to FIDO2, this could soon become a reality. Authentication in online stores or for online banking can be done through a fingerprint or hardware token. The latter can communicate with laptops of PCs through a USB, NFC or Bluetooth. To enable conversations between two devices, FIDO2 uses the Client to Authenticator Protocol...

The best online backup services

Comparing the best online backup services

Many people use several devices and have data stored on them. What should you do if your data carrier fails or the data gets lost? Backing up data is extremely important and an online backup makes perfect sense. By doing this, you don’t risk losing your important files.. What is the best option? Here is a comparison of online backup service providers.

What is FIDO2?

FIDO2: The new standard for secure web log-in

Passwords are not an ideal way to surf the World Wide Web safely. They are either so complex that they are hard to remember, or so simple that they can be guessed in next to no time. FIDO2 takes a different approach and relies on modern technology. The open standard has the potential to make surfing the net safer and more convenient at the same time.

WebAuthn

WebAuthn

Passwords have long ceased to offer sufficient protection when surfing the internet: They are easy to crack, easily tapped, and difficult to remember. Together with the FIDO Alliance, the World Wide Web Consortium has developed a new standard. WebAuthn is intended to make logging into social media or online shopping portals easier and safer. How does it work?

Reverse ARP

RARP: The Reverse Address Resolution Protocol

Out-dated technology can still be interesting. Even though the Reverse Address Resolution Protocol was introduced in 1984, and considered obsolete the following year due to the Bootstrap Protocol, it continued to be used long after. The RARP has not completely disappeared from network technology even today. As the Reverse ARP, this protocol is a counterpart to the Address Resolution Protocol. But...

Infrastructure as Code

Infrastructure as Code (IaC): using code for IT infrastructure management

There has been a significant increase in the demands placed on IT infrastructure. Today, anyone looking to develop and manage software will have basically no chance at being competitive without a flexible and fully scalable hardware infrastructure. It is no coincidence that many companies rely on IaaS resources provided by Google and AWS, to name just a few, which are easier than ever to manage...

Password Protect ZIP Files

Encrypting ZIP Files: How to Password Protect Your ZIP Files

The ZIP format enables you to combine multiple files or entire directory trees in a compressed container file. This not only saves hard drive space when archiving; ZIP files can also be password protected, if required, to safeguard archived content from third-party access. We show you how to do this.

Alternative file managers for Windows, Linux, and Mac

The most popular file managers for Windows, Linux, and Mac

A central program on every operating system is the file manager. Whether on Windows, Linux, or macOS – in order to perform file and directory operations conveniently and efficiently, you should rely on a file manager that meets all your requirements. The pre-installed programs like Windows Explorer, Apple’s Finder, or Nautilus on Ubuntu, on the other hand, come with a greatly reduced range of...

Rotate screen

Rotate your screen – it’s easy!

There are different reasons for why you might want to rotate your computer screen. Some users rotate their screen to use it as an upright, vertical display. Others have done this by mistake. Luckily, Windows 7, 8, and 10 offer an easy fix for adjusting display settings. You might even be able to use shortcuts on your PC or laptop to rotate your screen.

Server

1&1 IONOS Server Guide: professional tips on configuration and administration

Servers are what make up the physical basis of the internet. Setting up your own professional site, putting products online for sale, or connecting multiple company locations with one another: all of these tasks require the support of high-performance computers. And it doesn’t matter if you purchase hardware resources for your own data center or opt for the flexibility of cloud services: operating a server comes with the challenge of independently configuring and administering hardware components. But don’t worry, there’s a lot of support out there for these tasks. In the Server Guide of 1&1 IONOS’s Digital Guide series, you’ll find regular articles, news, and tutorials on how to operate this indispensable component of today’s IT infrastructure.

Server information for businesses, developers, and tech hobbyists

Packed with practical tips, our guide covers a wide spectrum of topics primarily aimed at mid-sized companies, freelance developers, and tech hobbyists. While some articles, like ‘What is a server?’ or ‘DNS – name resolution online’ cater more to beginners, experts are by no means left hanging; there’s a wide range of detailed texts and tutorials on important tasks like choosing the best operating system, filling security gaps, or getting the best possible performance out of your software and hardware.

What you can expect in the 1&1 IONOS Server Guide

If you take a look, you’ll notice our guide is divided into four different subcategories, each covering a different topic. The ‘KnowHow’ area sets out to familiarize beginners with the basics of operating a server. Details on different server types and how to use them are also laid out here. Tips and tricks on managing server software is found under the keyword, ‘Configuration’. The category, ‘Security’ is all about dealing with potential problems server operators may encounter from online threats. Conventional methods of attack, like viruses, worms, and Trojans, and what you can do to combat them are explained here. And the category, ‘Tools’, provides useful guidance on what resources can help make administering your server a more manageable task.


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