Password managers: an overview of today’s best tools

Password manager – a glance at the best tools

Would you give your account number to a stranger? Most probably not. But millions of internet users may as well be giving away their personal data (and money!) when using passwords that hackers can crack in a matter of seconds. Password managers provide methods for creating and managing truly secure passwords.

How to Protect Access to your Cloud

Using cloud services securely

In the digital age, we are increasingly resorting to cloud services: At work, people collaborate on projects together in the cloud, and in their free time, they share photos from their last vacation. At the same time, cloud storage is by no means free from security risks. The multi-cloud environments of larger companies, in particular, are becoming a challenge for cloud security. Here, we will...

Protection against ransomware, spyware, and scareware

Ransomware, adware, etc. – how can you protect yourself?

The internet is a playground for cybercriminals and fraudsters – for many, this is an annoying and frightening reality. The threats from unwanted software range from harmless advertising to trojans, which can paralyse complete computer networks. The forms of malicious software or malware are diverse, the countermeasures often very simple. In our article, you can read about how ransomware, spyware,...

Honeypots: IT security through decoy programs

What is a honeypot?

Businesses use IDSs (intrusion detection systems) and firewalls in order to keep attackers away from sensitive IT systems. These safeguards can be enhanced through so-called honeypots, which bait hackers to isolated network areas where more information on their attack patterns can be collected. Find out more here on how honeypots work and with which programs honeypots can be implemented for both...

What is a demilitarized zone?

Demilitarised zones: internal network protection

Companies hosting their own websites, an online shop, or e-mail inboxes should make sure to separate the corresponding server of these from the local network. This makes it possible to protect devices within the company network from hacker attacks that take place on public networks. Solid protection comes in the form of a demilitarised zone, which separates endangered systems from sensitive...

Hardware firewall: the more stable firewall solution

Hardware firewall – the external security system

Most computer users are at least aware of the term firewall. When activated, they help protect computers. But notifications about blocked applications can become a source of irritation for many users, especially when the background information for such messages is unknown. But how do firewalls work? And what role do hardware firewalls play in protecting your computer?

Securing servers with Fail2ban

Securing your server with Fail2ban

For server operators, security is of the utmost importance. Only those who have developed and set up a foolproof defence strategy are ready for drastic situations. As well as regular protection mechanisms, like security software, backups, and encryption, there are also some useful tools and frameworks that may come in handy in the fight against intruders. We have laid out the essential details on...

Using SSH keys for your network connection

How to use SSH keys for your network connection

Operating and managing a remote server located in a data centre is often carried out by using a secure network connection provided by the SSH protocol. The necessary registration on the server is preceded by an authentication process. Usually this occurs in the form of the username and password. Alternative methods such as the public key authentication used by SSH, do have their advantages. But...

How does data backup work for databases?

Backing up your database

Backing up your data is a popular option for securing your database. In order to create backup copies, you need additional hardware and to install a suitable backup structure. How do you secure your own network and web server against attacks and proceed to protect your databases?


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