How can you spot fraudulent emails if they use a known sender name and look like familiar newsletters or service emails? One way is to use the DMARC verification protocol, which triggers appropriate measures if an email doesn’t pass certain checks. In this article we explain how DMARC can give you an early warning about possible misuse of your sender name.
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...
By complying with the ISO 27001 standard, companies can prove they carefully handle information and plan for exceptional circumstances. Public certificates and standards according to the ISO certification create trust among consumers and attest to the company’s secure and tested treatment of data. The certification is performed by an independent institute.
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.
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.
Password managers are extremely practical tools to help remember the passwords for the many online accounts you may have. They usually work via browser extensions or desktop apps, and are available across most operating systems. Among the many password managers, 1Password has established itself as a solid tool for many users. However, 1Password is relatively expensive and there are doubts about...
Online activity could be so simple – just enter your access data once and automatically be logged in for all accounts and services on the web, instead of having to remember dozens of passwords. This is, in fact, a reality for many websites, and the process is called SSO – single sign-on – and is becoming ever more popular among private and professional users. But what are the benefits of SSO, and...
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...
Websites can be full of security risks, especially when it comes to active content like JavaScript. Cross-site scripting enables cyber criminals to modify this content for their own purposes. This is dangerous for website operators and especially for internet users. The Content Security Policy tries to reduce this risk. Learn what’s behind the security standard and how it works.
Have you ever heard of cross-site scripting (XSS)? This is when unauthorised users take advantage of security gaps in internet browsers and on web servers to plant malware and run it anonymously. But what lies behind these attacks and how can website operators and users protect themselves?
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