Here are the instructions on how to import a SSL certificate into the Java Keystore from a PKCS12 (pfx or p12) file.

1. Create a new keystore
   1. Navigate to C:\Program Files\Java\jdk_xxxx\bin\ via command prompt
2. Execute: keytool -genkey -alias mycertificate -keyalg RSA -keysize 2048 -keystore mykeystore
   1. Use password of: Use the same password/passphrase as the PKCS12 file
   2. What is your first and last name?  (should be the dns you're going to use) [Unknown]:  server.mydomain.com
      What is the name of your organizational unit? [Unknown]: MyCompanysITDepartment
      What is the name of your organization?  [Unknown]:  MyCompany
      What is the name of your City or Locality?  [Unknown]:  CITY
      What is the name of your State or Province?  [Unknown]:  STATE
      What is the two-letter country code for this unit?  [Unknown]:  US
      Is CN=...................................... correct?  [no]:  yes
      Enter key password for <mycertificate>
      (RETURN if same as keystore password): Hit Return/Enter
3. Empty the keystore
   1. Execute via command prompt: keytool -delete -alias mycertificate -keystore mykeystore
   2. Ensure nothing is in the keystore by executing: keytool -v -list -keystore mykeystore
4. Import the PKCS12 File
   1. Execute via command prompt: keytool -v -importkeystore -srckeystore whateverthefileis.p12 -srcstoretype PKCS12 -destkeystore mykeystore -deststoretype JKS
   2. Enter the PKCS12 password/passphrase for both the Source and Destination password.