When you’re traveling with portable devices, you’ll find public WLAN everywhere, giving you access to the world wide web. Even in residential and work spaces, practical wireless networking is widespread. It’s easy to forget that there’s a risk involved when transferring data using one of these access points. In the following article, we explain the biggest security risks and show you how to make...
Rainbow tables: they may sound innocent, but they’re actually a strong attack method for cybercriminals. Using rainbow tables, you can find out specific passwords in just a few seconds. To protect yourself and your users from such attacks, you should understand how the tables function. We explain rainbow tables using an example.
These days, credit card fraud primarily takes place on the internet. Criminals use hacked information to take advantage of customers, retailers, and banks. In order to make internet purchases more secure, credit card companies like VISA and Mastercard have released a new version of 3D Secure. It is intended to offer more security and convenience - all in accordance with the EU’s PSD2 regulations.
For two years now, Google has been actively promoting SSL encryption for websites. The search engine giant started acknowledging data transfer protection as a ranking factor in 2014, but now wants to go one step further. Users of Google’s browser, Chrome, will soon be actively warned about websites with unsafe data exchanges. This articles explains what the planned changes are and which...
Poorly secured accounts on the web have repeatedly led thousands of people to become victims of hacking or phishing attacks and lose control of their accounts. With a two factor authentication, accounts can effectively be protected against such cases. Because more than just a password is required for log-in, internet criminals can’t do much with the spied credentials. Here, we explain how two...
Practically every PC user fears Trojan horses and computer viruses. Security is paramount if you are managing sensitive data or setting up a server. You need a comprehensive security concept to protect yourself against insidious malware. It’s helpful to know the different types of malicious software that exist, and how to combat and safely remove them.
If you send an e-mail without additional security measures, it’s like sending a postcard: if everything goes as planned, the information should arrive unchanged and unread in the recipient’s inbox. However, if someone intercepts the card or the e-mail in transit, they can read the contents without any problem and make as many changes as possible. Just like you would use an opaque envelope to...
Spam e-mails may be annoying, but they’re mostly harmless. What’s more problematic is phishing – a technique whereby fraudsters try to con you by posing as trustworthy sender addresses in an attempt to get hold of sensitive data. These messages appear genuine too, because without a digital signature, it’s very easy to assume a trusted identity online. In order to protect customers and their own...
Chrome is the world’s most widely-used internet browser. The application scores points not only when it comes to security and speed, but also with its features such as cross-device synchronization of user data. But errors can occur even when surfing with Google’s wonder weapon. These can lead to the browser crashing or prevent certain pages from being accessed. The error message...
Encryption, password protection, access authorization – there’s no shortage of security features when it comes to PDF files. But what if you’ve protected a file and want to restore your original settings? We’ll show you how to remove a PDF password created with PDF24 Creator and undo the defined user restrictions.
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