Archive | Partners

Optimizing Zimbra security and TLS settings via a script

A partner has requested a script to implement the Security tips and TLS settings documented at https://wiki.zimbra.com/wiki/Cipher_suites and https://wiki.zimbra.com/wiki/Secopstips . At Zimbra we love scripts! This article shows a script that configures Zimbra with strong TLS and security settings. Prerequisites You have set up a correct hostname and DNS, to check, run the following as […]

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Did you know? Zimbra HTTP Strict Transport Security (HSTS)

The HTTP Strict-Transport-Security response header (often abbreviated as HSTS) informs browsers that the site should only be accessed using HTTPS, and that any future attempts to access it using HTTP should automatically be converted to HTTPS. What does HSTS do for improving security? You have HSTS configured on Zimbra and have configured a correct TLS […]

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Protecting Zimbra with Sucuri web application firewall

You can enhance the security of your Zimbra servers by using a web application firewall (WAF). By using a web application firewall you can add the following protections to Zimbra: Geo blocking, geo fencing Blocking or allow IP addresses Emergency DDoS protection Block anonymous proxies Block top three attack countries Manage HTTP Security Headers Limited […]

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Email Security Protect your email account and data

Identity theft, fraudulent use of your credit card, ransomware… cybercrime is always evolving. There are some simple things you can do to protect your email data and accounts. How can you protect yourself from the most common and real threats like: Identity and credit card information theft Theft of proprietary data Precise phishing attacks Ransomware […]

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