Fake emails pose a major threat to recipients. At the same time, it’s becoming increasingly difficult to verify the authenticity of emails and sender addresses. One effective method of verifying the sending mail server and checking the authenticity of emails is called DKIM (DomainKeys Identified Mail). What is DKIM and how do you set it up?
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.
How can the recipient of an email tell whether a message is actually coming from the person who appears to be sending it? Many scammers attempt to forge the email sender address. But you can protect yourself. You can verify the outbound mail server using the SPF (Sender Policy Framework), a popular authentication method. How does SPF work and what can it do?
Internet users are constantly the target of cyberattacks. Most attacks are easy to fend off, but a new form of scam has proven to be especially dangerous. Spear phishing messages don’t contain absurd claims or bad spelling. These deceitful messages target specific individuals and look frighteningly real. How do these attacks work?
Microsoft Outlook is one of the most popular client solutions for retrieving and managing e-mails. Using the software, multiple e-mail accounts can be easily combined and controlled through one interface. For this purpose, Outlook only needs information about the corresponding mail server and the respective log-in data. If you change these, you only have to adjust them in the client settings. But...
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...
The internet is not only a vast marketplace for companies, but also a gold mine for criminals. They attempt to steal user data and redirect financial transactions by constantly developing new methods. One popular technique is called pharming. But how does pharming work and how can internet users protect themselves?
Online privacy is a sensitive issue that affects experts and amateurs alike. Whether you’re posting on social networks, carrying out banking transactions, or buying from an online store, your data is not always sufficiently protected. The same applies to e-mails. Don’t let cyber criminals get their hands on your content by encrypting your e-mails.
Billions of spam e-mails are sent daily. These annoying messages cost time and get on your nerves, especially when malware finds its way onto your computer or private data falls into the wrong hands. Just a few small tricks and a bit of caution when dealing with e-mails can remedy the situation.
Scammers send out dubious e-mails attempting to obtain sensitive data from internet users every day. This is known as phishing and isn’t just annoying; fraudulent e-mails cost millions each year as internet users fall victim to them. We reveal how to identify phishing e-mails and how to render your inbox harmless.