Acronym for Portable Document Format, a file format created by Adobe Systems.

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19
votes
3answers
1k views

Do search engines crawl PDFs and if so are there any rules to follow when making them

The website I am working on has a few hundred PDFs in it. I don't think I have ever seen any of them come back in a search but there are linked to directly from out site. They are also full of ...
3
votes
3answers
229 views

How to restrict the download of all files in a folder?

I have several .pdb files, which should be viewed in my website by clicking a link on a page. But when a pdf file opens, in the address bar it is visible the directory where all .pdf files reside. SO ...
10
votes
5answers
15k views

How to protect PDF file from indexing?

I have a link to PDF document on a public web-page. How do I prevent search engines from indexing this link and PDF document? The only idea I thought of is to use CAPTCHA. However, I wonder if there ...
3
votes
1answer
1k views

Should I include PDF files in my sitemap.xml

Should I add a direct link to PDF files in my (xml) sitemap?