Entries by Stefan Sturm

How to send large files by email

Sending large attachments by email can cause problems because images, videos or large documents often exceed the maximum file size allowed. This is becoming increasingly problematic because more and more data is generated every day. Countless image and multimedia files created using smartphone cameras are proof of this. Research shows that the average size of […]


How to Identify Phishing Emails

In phishing emails, criminals sometimes pretend to be financial institutions, sometimes online shops, sometimes lottery organisations, and sometimes even your boss. Add to this a faithfully recreated email and website design, and suddenly there is a great danger of a successful phishing attack. So how is it possible to identify a phishing attack? With our […]


NoSpamProxy presents world novelty at it-sa

The new NoSpamProxy 12.3 already offers security against EFAIL even for communication partners with a weak infrastructure. Due to the far-reaching support of the new S/MIME 4.0 standard and Authenticated Encryption, many EFAIL-like attack methods are additionally neutralised. Numerous other improvements and new features ensure increased email security and increased resilience against the weaknesses of […]


How Secure is Email Encryption?

The #Efail debate has caused great uncertainty among users and IT departments regarding the effectiveness of email encryption. Headlines such as S/MIME and PGP hacked were not only factually incorrect, but also led some self-proclaimed experts to advise against the use email encryption in general. The fact that the problem is not S/MIME or PGP […]