How to create own signed Certificate on Windows

[HappyAndyK]

CreateCertGUI is a free tool that offers a graphical user interface to create a simple certificate, using the OpenSSL library.

It is available for download here.

[KyleKatarn]

Have you tried MassCert from KC Softwares ?

[HappyAndyK]

Nope, but thanks for the heads up.

[KyleKatarn]

Nope, but thanks for the heads up.

MassCert - 1.5 (Released 2017-12-26)
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0004419: [New Feature] Menu item for "Bug report" and "Change Log" (Kyle_Katarn)
0004438: [Bug] "Password" is not saved even if "remember password" is checked (Kyle_Katarn)
0004545: [Refactoring] Update of internal ICS library from 8.34 to 8.50 (Kyle_Katarn)

Give it a try