Archives des Security

Large E-Mail Handling: What spam and large file attachments have in common

par Sören Schulte | 09.10.2015 | Product News, Security

Email users are seldom pleased to suddenly discover email attachments of several megabytes on their smartphones, while providers and companies justifiably fear that their internal email architecture will be overloaded by “mega mails” – a drawback that large file attachments share with spam messages. This means that a solution is required which fulfills the needs of users and IT administrators alike.

Tags: Email // Email Security // Large Email Handling // Spam

Spam or no Spam: That is the question!

par Sören Schulte | 06.10.2015 | News, Product News, Security

The definition of spam is actually unambiguous: But in everyday life it often happens that users also feel bothered by the mass of newsletters or notification emails in their in-boxes, despite the fact that they may have consciously subscribed to them at some point in the past. How should IT administrators respond to this situation? What does this mean with respect to the configuration of spam filters?

Tags: Email Security // Retarus Access Management // Spam

Spam and other nuisances: Communication can be a pleasure, rather than a pain

par Sören Schulte | 23.07.2015 | Business Trends, Security

While the percentage of spam messages has slightly decreased for private users, the amount of unwanted messages at work has remained consistently high. But spam is not the only cause of dissatisfaction with corporate email communications.

Tags: Data Leakage Prevention // Email // Email Security // Spam

Encryption made easy: Safe emailing without S/MIME and PGP

par Sören Schulte | 26.06.2015 | Product News, Security

Secure communication always depends on two parties. In email communications, however, the encryption often fails due to the other communication partner. What can be done if the other party uses neither S/MIME nor PGP? Even in such cases their are solutions that allow you to communicate securely via email with all your business partners.

Tags: Email // Email Encryption // Email Security // PGP // Retarus Secure Webmailer // S/MIME

Easy access, improved readability: The new E-Mail Security report

par Alexander Hüls | 05.06.2015 | Product News, Security

Retarus has given the reporting function for users of our E-Mail Security services a complete overhaul. The new digest will show even more clearly which unwanted messages are being held in quarantine and which emails have been deleted due to the detection of a virus. In order to maintain the full overview no matter where you are, we have reduced the mobile email digest down to the essential information.

Tags: Email Security // Responsive Design // Security Report

New phishing attacks using correct address details

par Alexander Hüls | 26.03.2015 | Security

Malicious emails are becoming more and more sophisticated: recently our spam experts discovered a new form of message which integrates personal details – including the recipient’s correct address and telephone data. The layout of the emails was deceptively similar to real Amazon messages. To find out more about these new attacks and get useful tips on how to react

Tags: Amazon // Online Fraud // Phishing // Spam