AddWildcardAttrListObf adds wildcards to the attributes list.

DuplicateAttrListObf duplicates random attributes.

GarbageExistingAttrListObf adds garbage to existing attributes.

GarbageNonExistingAttrListObf adds completely new garbage attributes.

OIDAttributeAttrListObf converts attributes to their OID form.

RandCaseAttrListObf randomly changes case of attribute names.

AttrListMiddleware is a function that takes a list of attributes and returns a new list.