Archive for Technical Advisory

ZipDX IP Addresses Are Changing

ZipDX IP Addresses Are Changing

If you have any ZipDX-specific IP addresses in your firewall, this note applies to you. Some of our customers have added ZipDX IP addresses to their firewalls. This is applicable when a firewall otherwise blocks the ports ZipDX uses for SIP signaling and media, and/or when ZipDX is sending meeting notifications as part of our […]

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Removing Support for SSL v3

This advisory pertains to those ZipDX customers that are using our API to integrate ZipDX services with their own software systems. We plan to remove support for SSL V3 on November 15, 2014. Please make sure you are communicating with our servers using at least TLSv1 prior to that date. SSLv3, a greater than fifteen […]

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Change in SSL Certificate

This advisory primarily pertains to those ZipDX customers that are using our API to integrate ZipDX services with their own software systems. On Saturday October 18th, ZipDX upgraded our SHA1 signed SSL certificate to use the new industry standard SHA256.  This should create no issues for modern browsers and, in fact, secure against forgery attacks. […]

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