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Moving SHA-1 Certificates to the SHA-2 Certificates

Michael McNamara comments on his blog:

This week I decided it was past time to address the visual warning that Google’s Chrome and other web browsers are showing when connecting to the discussion forums. That site had been protected by a SHA-1 certificate issued by RapidSSL, which is owned by GeoTrust, which is now owned by Symantec. Now that I work in the retail sector my team has been very focused on replacing all the SHA-1 certificates that we use throughout our customer facing e-commerce infrastructure. No small job when you have hundreds of certificates out there with dozens if not hundreds of third-party vendors.

Great look at certificate migration. The key to staying secure is to stay one step ahead of insecurity.

Read more at: Moving SHA-1 Certificates to the SHA-2 Certificates

About the author

Tom Hollingsworth

Tom Hollingsworth is a networking professional, blogger, and speaker on advanced technology topics. He is also an organizer for networking and wireless for Tech Field Day.  His blog can be found at

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