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3
votes
Preventing Google from indexing PDF Files
You can block Google indexing certain file extensions by using the robots.txt file on your server.
SOURCE:
Block or Remove Pages robots.txt
To block files of a specific file type (for exam …
0
votes
Accepted
Keep visitors out of server directories and redirect
The problem with redirecting on a 404 is that depending how the back-end functions may also receive a 404, for ultimate protection your best:
chmod 744 or something on the folder
disable file listing … block folder in robots.txt
make a blank index.html
Use meta noindex, nofollow within the index.html for example protection. …