I was looking in the filenames file at the CLSID line. Doesn't this match
any file name containing that 25 character string in {}, not just ending in
that string?
hermit921
# Deny filenames ending with CLSID's
deny \{[a-hA-H0-9-]{25,}\} Filename trying to hide its real type Files
containing CLSID's are trying to hide their real type