![]() This generates a self-signed certificate using a 2048 bit-length key, without a password in. One of the best features for me was that it could do the IIS SSL bindings as well as installing the certificate into the appropriate store. You can download the code and rebuild for. NET 3.5 that is not normally installed on the latest servers and PC’s. This used to be my go-to tool for generating self-signed certificates. “C:\Program Files (x86)\Microsoft SDKs\Windows\v7.1A\Bin\pvk 2pfx.exe” -pvk makecert.pvk -spc makecert.cer -pfx makecert.pfx Makecert -r -pe -n “CN=.nz” -e -sky exchange -sv makecert.pvk makecert.cer To make a self-signed certificate with a private key, use: MakecertĪs per the documentation, makecert is deprecated and you should use the PowerShell command as above. ![]() Openssl pkcs12 -export -name “.nz” -out openssl.pfx -inkey openssl.key -in openssl.crt To make this available to Windows, you need to combine the private and public keys into one pfx file. Openssl req -x509 -newkey rsa:4096 -sha256 -keyout opensll.key -out openssl.crt -days 600 -config san.cnf distinguished_name = req_distinguished_name x509_extensions = v3_req prompt = no C = NZ ST = NI L = Auckland O = Company OU = Division CN = .nz keyUsage = critical, digitalSignature, keyAgreement extendedKeyUsage = serverAuth subjectAltName = DNS.1 = .nz DNS.2 = DNS.3 = .nz ![]() See below for steps on combining them.Īs far as multiple SAN are concerned, OpenSSL currently doesn’t support a way of doing this via the command line.Įxtension “subjectAltName = DNS.nz, DNS.nz”Īt the moment, you need to do this via a configuration file. to load a signing key for another claims provider in ADFS.īut it doesn’t contain a private key - that’s in a separate file - and Windows doesn’t like that. Generating a 4096 bit RSA private key ………………………………… ………………………… writing new private key to ‘opensll.key’ Enter PEM pass phrase: Verifying - Enter PEM pass phrase: Openssl req -x509 -newkey rsa:4096 -sha256 -keyout openssl.key -out openssl.crt -subj “/CN=.nz” -days 600 It’s a lot easier than having to compile the binaries! Scroll down and you’ll see the latest Win64 stuff.Īnd help with future work by donating $10 ?. Don’t worry about the Win32 reference and the outdated documentation at the top. Originally for the Linux world but you can get a Windows version from Shining Light. And note the keylength parameter if that’s something you need to change.
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