With Keka you can compress as many files as you want in a bunch of formats. Divide files and protect them with a password is now a kids game. Just drop the files you want to compress to the Keka icon in the Dock or the main window.
anchor apple generic and identifier "com.aone.keka" and (certificate leaf[field.1.2.840.113635.100.6.1.9] /* exists */ or certificate 1[field.1.2.840.113635.100.6.2.6] /* exists */ and certificate leaf[field.1.2.840.113635.100.6.1.13] /* exists */ and certificate leaf[subject.OU] = "4FG648TM2A")