Archive | Zimbra SkillZ

Zimbra SkillZ: Using Zimbra with Strong TLS Configuration – Get an A+, No Weak Cyphers

Hello Zimbra Customers, Partners & Friends, Transport Layer Security (TLS) encrypts data sent over the internet to ensure that eavesdroppers and hackers can’t see what you transmit. This is particularly useful for private and sensitive information such as passwords, credit card numbers and personal correspondence. To learn more about TLS, https://www.internetsociety.org/deploy360/tls/basics This blog shows you […]

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Zimbra SkillZ: Enhance Performance Using SSDB on Zimbra

Hello Zimbra Customers, Partners & Friends, Zimbra traditionally stores Authentication Tokens, CSRF Tokens and log-on timestamps to LDAP. On Zimbra systems with a large number of active users, this increases the load on the LDAP server, which can cause LDAP responses to slow down. Zimbra supports storing short-lived data (aka ephemeral data) to a separate […]

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Zimbra SkillZ: How to use Zimbra with Let’s Encrypt Certificates

Hello Zimbra Customers, Partners & Friends, Today’s blog post is all about using Let’s Encrypt certificates with Zimbra. Let’s Encrypt is a way to obtain trusted and free TLS certificates. To obtain certificates you can use a program called Certbot. You can find instructions for setting up certbot at https://certbot.eff.org/instructions. If you already use Let’s […]

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Zimbra SkillZ: Salesforce Zimlet — Email2Case

Hi Zimbra Partners, Customers & Friends, Salesforce Email-to-Case automatically turns customer emails into cases, so your agents can quickly track and resolve issues. This Zimlet adds Email2Case to the Zimbra More menu. Configure and Deploy the Zimlet Here are the steps to configure and deploy the Zimlet … Get zimbra-zimlet-salesforce.zip and as Zimbra user: zmzimletctl […]

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Zimbra SkillZ: Enhance email confidentiality using MTA-STS

Hi Zimbra Customers, Partners & Friends, Do you want to prevent man-in-the-middle attacks and enhance your email confidentiality? You can with MTA-STS. MTA-STS is short for Mail Transfer Agent (MTA) Strict Transport Security (STS). MTA-STS enforces encryption and secure communications between SMTP servers via TLS (Transport Layer Security). With MTA-STS fully implemented, it prevents man-in-the-middle […]

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