On Thursday 20 March 2008 05:38:42 am Johannes Wiedersich wrote: > Paul Johnson wrote on 2008-03-20 04:49: > > On Wednesday 19 March 2008 02:05:49 am Johannes Wiedersich wrote: > >> Unfortunately some of my friends can't use encrypted e-mail at work or > >> for other reasons. On the other hand almost anyone who can read e-mail > >> can also open encrypted pdf files. So why not send encrypted pdfs > >> instead? > > > > Encrypted PDFs are poorly supported, and IIRC, the encryption is fairly > > weak. OpenPGP is about as universal as you're going to get at this point > > in time. > > ^^^^^^^^^ > > I don't understand what you mean by 'poorly supported'.
IIRC, not even all versions of Acrobat Reader support encrypted PDFs, much less third party PDF readers, and the support that exists is extremely poor and unreliable even if you're using Acrobat. > I totally agree that OpenPGP offers better protection and is a general > standard for encrypted mail. However it is not quite as universal as the > pdf format. I know quite a few people who have no means of installing > PGP on their corporate's computers, but who can view encrypted pdfs. > Pdfs might be less secure than gpg, but they are fundamentally more > secure than plain text. So is rot13 to a lesser degree...if it works, go for it; you've certainly got an edge case on your hands... :o) -- Paul Johnson [EMAIL PROTECTED]
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