Archive

Processing Outlook .MSG messages

  |   Lukas Pokorny

Rebex MailMessage class was originally designed to work with e-mail messages in MIME format - this format is used by almost all Internet email transmitted via SMTP. However, MIME is far from being the only e-mail message format in existence. Microsoft's ...

Version 2015 R3.1: File Server compatibility fixes

  |   Lukas Pokorny

This release fixes two issues in Rebex File Server and disables "arcfour" cipher in our SSH implemention. Otherwise, there are no changes. If you don't use Rebex File Server or any of our SSH-based components, there is no need to upgrade. File Server ...

Version 2015 R3: New component and security enhancements

  |   Lukas Pokorny

This year's third release brings the long-awaited File Server component. Additionally, it disables RC4-based ciphers in TLS/SSL because they are no longer considered secure. New File Server component Rebex File Server is an SFTP, SCP and SSH server ...

RC4 no longer considered secure

  |   Lukas Pokorny

The security of RC4 encryption algorithm has been questionable for many years. But despite well-founded concerns, this has remained a popular TLS/SSL cipher not only due to its speed, but also as a countermeasure against "BEAST" attack targeting block ...

Version 2015 R2: FREAK fix and TLS 1.2 support

  |   Lukas Pokorny

This release is mostly a security upgrade that adds TLS 1.2 support and fixes vulnerability to FREAK exploit. FREAK fix FREAK ("Factoring RSA Export Keys") is yet another security exploit targeting a cryptographic weakness in the TLS/SSL protocol. It ...

DNS, Multicast DNS, Apple devices and .local domains

  |   Lukas Pokorny

Nearly ten years ago, we decided to use a first-level domain of .local for servers on our internal network that were not supposed to be accessed from the Internet. Back then, this was actually quite popular, and even Microsoft suggested the use of .local ...