Cookies can be helpful business tools, but they often toe the data protection line dangerously. As a result of this tendency towards uncertainty, the EU has introduced a new cookie policy to protect its users. The new policy makes opt-in procedures compulsory, because the user must provide their consent every time. This new policy will affect any US company that does online business with EU...
E-Mail accounts are one of our most important communication tools: we use them to register for online portals, for private and business exchanges, and as an organizer and digital address book. It is therefore all the more important to make sure your account is well-protected. But what if your e-mail account does get hacked? Our guide explains what methods internet criminals use to gain access to...
The total amount of data generated worldwide increases by 40% every year. Many companies seek to make use of the constantly increasing mountain of data in order to increase their e-commerce business. But making use of such Big Data alone doesn’t add any value — enter data mining. Below you can find a discussion of the various analysis approaches involved in data mining, to give you an idea of how...
Various computer networks are connected with one another via the internet. In order to build up such connections, both the sending as well as the receiving systems have to provide transfer interfaces, or ports. Netstat allows you to find out which ports are opened by your own system and which active connections exist — all of this helps reduce the risk of undesired access attempts.
When we shop online, book vacations, and search for gift ideas, we hardly give a second thought to the fact that each search entry leaves behind a trail of our identity. Busy web bots are never far behind and sweep up this information. The result of all of this is Big Data: massive volumes of data that are analyzed and used for a variety of reasons. But is there reason to be wary of leaving behind...
Information is often cached so that visited website can be loaded quickly and videos and gifs can be viewed offline. However, if the cache contains a large, or very large amount of data, it can cause problems and adversely affect computer performance. Therefore, it makes sense to delete the cache from time to time.
Some cookies can be very helpful – they let you sleep on those impulse purchases and keep them from disappearing out of your shopping cart, or log into social media sites with just one click. But not all cookies make surfing the web easier, and some may even forward unwanted information to third parties. It is a good idea to learn how to clear cookies, and this guide will show you how to clear...
In the days of mainframe computers and the first smaller networks, terminals were a crucial building block for sharing hardware and software resources. It is no coincidence that terminal servers – the central administrative entity of such networks – are in demand decades later, now that applications are to be made available to multiple users.
With Linux, access rights for directories and files are often set through the terminal where file owners can be defined and groups can be assigned. With the ‘chmod’ command, user classes can be assigned certain file rights. Access rights in the Unix file system can be changed in two different ways: symbolic or numeric. Find out more about both notation types here.
Would you leave your window open at night if you knew there were intruders lurking about? Obviously the answer to this question is ‘no’. Many companies and individuals leave their virtual window open to cyber criminals by not adequately protecting their websites. Website security is an extremely important topic. Only by regularly carrying out security checks and following the proper precautions...
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