Comment out the line below in sudo vi /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin/Contents/Home/lib/security/java.security
#jdk.certpath.disabledAlgorithms=MD2, MD5, SHA1 jdkCA & usage TLSServer, \
RSA keySize < 1024, DSA keySize < 1024, EC keySize < 224, \
include jdk.disabled.namedCurves, \
SHA1 usage SignedJAR & denyAfter 2019-01-01