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IE uses PKCS #7 digital cert Firefox PKCS #12 trying to use IE cert in Firefox

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My OS Win 7 64 bit just installed digital cert it is PKCS #7. I want to export for Firefox. Firefox calls for PKCS #12. Am I going to be able to use the IE PK-7 ? IE also offers DER X.509 or Base-64 X.509 Need format and how to. Thanx Jim C

My OS Win 7 64 bit just installed digital cert it is PKCS #7. I want to export for Firefox. Firefox calls for PKCS #12. Am I going to be able to use the IE PK-7 ? IE also offers DER X.509 or Base-64 X.509 Need format and how to. Thanx Jim C

Chosen solution

Your certificate must be of type PKCS#12 with a .p12 extension, i don't known if you can rename the file changing the extension to .p12 (probably impossible).

see: Message security - Certificates

see also: Getting an SMIME certificate


thank you

Please mark "Solved" the answer that really solve the problem, to help others with a similar problem.

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Chosen Solution

Your certificate must be of type PKCS#12 with a .p12 extension, i don't known if you can rename the file changing the extension to .p12 (probably impossible).

see: Message security - Certificates

see also: Getting an SMIME certificate


thank you

Please mark "Solved" the answer that really solve the problem, to help others with a similar problem.