Over the years, our wiki.zimbra.com has been the hub for all of Zimbra’s technical knowledge. The Zimbra Wiki is a reliable place to find information about updates, configuration, security articles, and so on. Our Zimbra employees have contributed, and continued to contribute, to the Zimbra Wiki to expand our Zimbra knowledge. We use Media Wiki […]
OpenSSL July 2015 Update
On July 9, 2015, OpenSSL issued a security update to correct an issue opened by its June update. Specifically, this issue relates to alternative chains certificate forgery (CVE-2015-1793), i.e. an ability to “cause certain checks on untrusted certificates to be bypassed, such as the CA flag, enabling them to use a valid leaf certificate to act […]
Email Security: Something for the Admins
[soundcloud url=”https://api.soundcloud.com/tracks/319787129″ params=”color=ff9900&auto_play=false&hide_related=false&show_comments=false&show_user=false&show_reposts=false” width=”100%” height=”166″ iframe=”true” /] Improving the security and privacy of your communication platform may seem daunting. But, using Zimbra Collaboration’s admin console makes management easy. In this podcast, we discuss how admins can best administer Zimbra Collaboration’s security and privacy features — taken from the Zimbra Security and Privacy webinar Improve Security […]
Discontinuing Zimbra Sync and Share
In July 2014, Zimbra acquired a company called Mezeo. The acquisition included the file sync and share technology that we refer to as Zimbra Sync and Share. Over the last year, Zimbra conducted extensive research and beta testing in advance of making the product available to the public. Unfortunately, feedback from testers was not what […]
Zimbra, MySQL, Java and the Leap Second, High CPU problem
We survived the leap second, as we did to Y2K, with no Critical problems reported by our Customers. We did some tests a time ago and we tracked the issue in the Bug 100014. However you may see some CPU problems with MySQL and Java in your Zimbra Collaboration environment, like the next picture for example […]
Email Security: Starts With Identity
[soundcloud url=”https://api.soundcloud.com/tracks/319787095″ params=”color=ff9900&auto_play=false&hide_related=false&show_comments=false&show_user=false&show_reposts=false” width=”100%” height=”166″ iframe=”true” /] According to a 2014 data breach trends report from Risk Based Security, there were 1.1 billion records exposed in 3,000 global data breaches. When analyzed, it was determined that approximately 63% exposed passwords, 51% user names and 49% email addresses. It is clear that the need to properly secure identities […]