I had to install JCE with unlimited strength policy on my MacBook. Usual way: go to Oracle pages and download JCE manually. Luckily I’m using brew cask.
$ brew cask install jce-unlimited-strength-policy
==> Caveats
Installing this Cask means you have AGREED to the Oracle Binary Code License Agreement for Java SE at
http://www.oracle.com/technetwork/java/javase/terms/license/index.html
==> Downloading http://download.oracle.com/otn-pub/java/jce/8/jce_policy-8.zip
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==> Verifying checksum for Cask jce-unlimited-strength-policy
Password:
🍺 jce-unlimited-strength-policy staged at '/opt/homebrew-cask/Caskroom/jce-unlimited-strength-policy/1.8' (3 files, 16K)And quick test it’s installed
scala> javax.crypto.Cipher.getMaxAllowedKeyLength("AES")
res0: Int = 2147483647If JCE unlimited strength policy is not installed, then returned value is 128.