The best WhatsApp alternatives

The best WhatsApp alternatives

 

Invitations to dinner parties; updates about work; an excursion with the college soccer team: if you’re not using WhatsApp, you run the risk of missing out on important information. With more than a billion worldwide users to date, the app is more popular than almost any other on...

 

Free alternatives to Microsoft Outlook

Outlook: free and fee-based alternatives at a glance

 

Traditional e-mail is still a big part of online communication for private and for business use, with many users typically opting for Outlook as their e-mail client. But many private users and small businesses often look for Outlook alternatives, since Outlook can often end up...

 

Social engineering – the security gap at ‘layer 8’

Social engineering: human vulnerability exploited

 

The most effective system break-ins often happen without a scene. Instead of disrupting central network devices with DDoS attacks or sneaking through onto operating systems with Trojan horse techniques, hackers increasingly try to exploit the human security gap. There are various...

 

PSD2

PSD2: What does the Payment Services Directive mean for you?

 

When it comes to making payments on the internet, customers favor security and convenience over everything else. The payment process shouldn’t take long and must meet data protection requirements - after all, this is very sensitive data. Regarding PSD2, the EU is presenting a new...

 

Outlook emojis

Outlook: How to use emojis in Outlook

 

A picture says more than a thousand words – this proverb also explains the immense popularity of emojis. Smileys, in particular, have long shaped digital communication and are a way for the sender to convey how they are feeling to the addressee. While they began their life in...

 

Best Video editing programs

The 7 best video editing programs of 2019: beginner, advanced, and professional

 

Professionals use video editing software to create amazing films. However, video editing is not just for professionals. The best video editing programs of 2019 manage a balancing act between suitability for amateurs and professionals. With the right video editing software, you...

 

What are rainbow tables?

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.

Single sign-on – one-time registration for everything, please!

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...

OAuth & OAuth 2: data usage across platforms

The “pathway to hell” – this is how Eran Hammer-Lahav once called the security protocol OAuth 2.0, on which he himself had worked for years. Others, however, use the service without issue. It enables users to use data and functions across multiple platforms in multiple services – for example, with the convenient single sign-on – using secure API authorization. But how exactly does OAuth2 work and...

EU-US Privacy Shield: What the replacement for Safe Harbor means for us

What is the Privacy Shield? The Safe Harbor Agreement’s successor raises questions for many stakeholders in the EU. Even if clear rules for data storage have been assured, there are still countless exceptions. However, the provisions for data storage are particularly important for online companies. This text provides an overview of the EU-US Privacy Shield agreement, which aims to establish legal...

Kubernetes & Docker: Friend or foe?

If you’re happy with Docker and are already using the container visualizer, you might have thought about trying Kubernetes. But are these two systems actually rivals? Is it a case of Kubernetes vs. Docker? On the contrary, both work really well together. But the container pioneer now also offers its own tool for orchestration with Docker Swarm. So, which is better?

Kubernetes: what can this tool do?

Container technology has revolutionized software development. However, working with multiple containers at the same time can quickly become confusing. Kubernetes provides a solution to this. This orchestration tool allows developers to monitor all containers, effectively scale them and automate lots of work processes. How does Kubernetes do this?

Kubernetes Tutorial: First Steps

Kubernetes helps you manage containers – if you know how it works. But the first steps in particular can often be difficult. We explain the installation and most important features in our Kubernetes tutorial simply and concisely. Learn step by step how you can create a cluster and work with deployments.

Opening ZIP Files

ZIP is the standard container format for archive files. Even when sending lossless-compressed files, ZIP is usually the format of choice. Generally, anyone can open ZIP files. Suitable tools are offered by all common operating systems. However, special ZIP programs such as WinZip, WinRAR, and 7-Zip provide a greater range of functions.

Domain trading: How can you make money with domains?

Does a website have a price? Yes, and you can make money buying and selling domains. If the demand is high enough, you can even make a high profit with domain trading. However, it isn’t enough to have any web address and just hope for the best. To buy and sell domains successfully, a few things must be considered. So what do you have to do to sell a domain?.

Elasticsearch: the flexible search engine

If you work with large amounts of data, you’ll need a powerful search engine. Elasticsearch offers you a full-text search that you can configure so that it is perfectly tailored to your needs. But first you have to understand the principle behind it – what is Elasticsearch?. In this Elasticsearch tutorial we’ll explain the first steps in using the search engine, from installation to creating a...


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