Recently an SMTP Smuggling attack on Postfix was published, as mentioned by the Postfix project: Days before a 10+ day holiday break and associated production change freeze, SEC Consult has published an email spoofing attack that involves a composition of email services with specific differences in the way they handle line endings other than <CR><LF>. […]
Author Archive | Barry de Graaff
ChatGPT knows the Zimbra API’s
By Barry de Graaff on December 27, 2023 in Product News, Artificial Intelligence, Did You Know, Partners, PowerTips – Admins
Zimbra has many API’s to make it easy for system administrators to automate tasks, such as account creation, distribution list management, quota management etc. In many cases you will be using the SOAP and REST API’s or command line tools such as zmprov and zmmailbox. While there is documentation of these API’s on the Zimbra […]
Adding images in your email signatures in Modern UI
As requested by many partners we have added support for adding images in email signatures in Modern UI. To be able to use this feature you have to update to the latest patch version of Zimbra (10.0.6). Adding a Signature is done via the Gear menu -> Settings -> Signatures
Print preview an attachment in Zimbra Desktop
This Zimlet adds a link to print preview an attachment without having to download and save the attachment, reducing number of user interactions. This Zimlet was made for users of Zimbra Desktop that need to print many PDF attachments during their daily workflow. Out-of-the box on Zimbra Desktop this requires one to store the PDF […]
Configuring Zimbra in dual stack ip4/ip6 mode
In this article you will learn how to set-up Zimbra in dual-stack IP mode. Prerequisite First install Zimbra using ipv4 only mode. You can check the current Zimbra IP mode by running the following command as the user`zimbra`: zmprov gs `zmhostname` zimbraIPMode Then verify if all entries required all present in /etc/hosts file. Here is […]
Zimbra with on JumpCloud cloud based Single Sign-On
In this article you will learn how to set-up Zimbra on JumpCloud. The technology used in this article is SAML, an open standard for Single Sign-On. When using SAML an Identity Provider (IdP) will take care of user authentication after which users can use their applications without having to log-on to each of them separately. […]