/usr/share/pyshared/zope/app/security/browser/ is in python-zope.app.security 3.7.5-0ubuntu4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/zope/app/security/browser/__init__.py
/usr/share/pyshared/zope/app/security/browser/auth.py
/usr/share/pyshared/zope/app/security/browser/authutilitysearchview.pt
/usr/share/pyshared/zope/app/security/browser/authutilitysearchview.txt
/usr/share/pyshared/zope/app/security/browser/configure.zcml
/usr/share/pyshared/zope/app/security/browser/login.pt
/usr/share/pyshared/zope/app/security/browser/login_failed.pt
/usr/share/pyshared/zope/app/security/browser/loginlogout.txt
/usr/share/pyshared/zope/app/security/browser/logout.pt
/usr/share/pyshared/zope/app/security/browser/principalterms.py
/usr/share/pyshared/zope/app/security/browser/redirect.pt
/usr/share/pyshared/zope/app/security/browser/tests.py