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Re: Nested PHP [message #184856 is a reply to message #184853]

Tue, 11 February 2014 15:31

adrian
Messages: 27
Registered: December 2012

Karma:

Junior Member

Jerry Stuckle <jstucklex(at)attglobal(dot)net> wrote:

> On 2/11/2014 9:31 AM, Adrian Tuddenham wrote:
>> Jerry Stuckle <jstucklex(at)attglobal(dot)net> wrote:
>>
>> [...]
>>> My main question here would be - what are you trying to accomplish by
>>> having files encrypted on your server. Since the decryption code is
>>> right in plain sight, encrypting the files adds no security. If they
>>> can get to your raw files, they can get to your decryption code.
>>
>> I'm not trying to produce a high-security system, just something which
>> deters the casual user from downloading PDFs that members of the group
>> have paid their membership fee to receive. I doubt if anyone wants to
>> go to all the trouble of decrypting a PDF file in order to avoid paying
>> £7.50
>>
>
> First of all, you don't need to go to all the trouble of encrypting a
> pdf to make it unavailable to the casual user. Just place the file
> outside of your document_root hierarchy and download it with PHP.

I have no access to the server outside my own directory.

> Second, it's still no security. Once someone has the pdf, they can make
> and send all the copies they want.

That is why I said it is only a deterrent. Members who receive the
printed copy can photocopy it and send it to their friends - or even
scan it in and distribute their own PDF of it.

>> I am a bit worried by your statement that the decryption code is in
>> plain sight,

> That's correct. Anyone who can access your source files can see the
> decryption code.

How would they get access the source files? I thought the server
blocked that sort of thing.

--
~ Adrian Tuddenham ~
(Remove the ".invalid"s and add ".co.uk" to reply)
www.poppyrecords.co.uk

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[Message index]

		Nested PHP By: adrian on Mon, 10 February 2014 20:24
		Re: Nested PHP By: Jerry Stuckle on Mon, 10 February 2014 20:56
		Re: Nested PHP By: adrian on Mon, 10 February 2014 21:44
		Re: Nested PHP By: Jerry Stuckle on Mon, 10 February 2014 21:51
		Re: Nested PHP By: Peter H. Coffin on Tue, 11 February 2014 14:14
		Re: Nested PHP By: Jerry Stuckle on Tue, 11 February 2014 14:27
		Re: Nested PHP By: Peter H. Coffin on Wed, 12 February 2014 00:41
		Re: Nested PHP By: Jerry Stuckle on Wed, 12 February 2014 01:03
		Re: Nested PHP By: adrian on Wed, 12 February 2014 10:13
		Re: Nested PHP By: Tim Streater on Wed, 12 February 2014 10:33
		Re: Nested PHP By: Jerry Stuckle on Wed, 12 February 2014 11:30
		Re: Nested PHP By: adrian on Wed, 12 February 2014 12:52
		Re: Nested PHP By: The Natural Philosoph on Wed, 12 February 2014 13:11
		Re: Nested PHP By: Denis McMahon on Thu, 13 February 2014 06:55
		Re: Nested PHP By: Peter H. Coffin on Thu, 13 February 2014 18:02
		Re: Nested PHP By: Stefan+Usenet on Wed, 12 February 2014 12:14
		Re: Nested PHP By: The Natural Philosoph on Mon, 10 February 2014 22:09
		Re: Nested PHP By: Christoph Michael Bec on Mon, 10 February 2014 22:23
		Re: Nested PHP By: Tim Streater on Mon, 10 February 2014 22:27
		Re: Nested PHP By: Geoff Muldoon on Mon, 10 February 2014 22:30
		Re: Nested PHP By: Denis McMahon on Mon, 10 February 2014 23:06
		Re: Nested PHP By: Jerry Stuckle on Tue, 11 February 2014 01:46
		Re: Nested PHP By: adrian on Tue, 11 February 2014 10:11
		Re: Nested PHP By: Tim Streater on Tue, 11 February 2014 11:17
		Re: Nested PHP By: adrian on Tue, 11 February 2014 12:01
		Re: Nested PHP By: Tim Streater on Tue, 11 February 2014 12:45
		Re: Nested PHP By: Christoph Michael Bec on Tue, 11 February 2014 12:55
		Re: Nested PHP By: Denis McMahon on Tue, 11 February 2014 13:29
		Re: Nested PHP By: adrian on Tue, 11 February 2014 14:31
		Re: Nested PHP By: Denis McMahon on Tue, 11 February 2014 17:24
		Re: Nested PHP By: Jerry Stuckle on Tue, 11 February 2014 13:15
		Re: Nested PHP By: adrian on Tue, 11 February 2014 14:31
		Re: Nested PHP By: Jerry Stuckle on Tue, 11 February 2014 15:10
		Re: Nested PHP By: adrian on Tue, 11 February 2014 15:31
		Re: Nested PHP By: Jerry Stuckle on Tue, 11 February 2014 16:24
		Re: Nested PHP By: adrian on Wed, 12 February 2014 10:13
		Re: Nested PHP By: Jerry Stuckle on Wed, 12 February 2014 11:33
		Re: Nested PHP By: Ben Bacarisse on Tue, 11 February 2014 15:26
		Re: Nested PHP By: Ben Bacarisse on Tue, 11 February 2014 14:41
		Re: Nested PHP By: adrian on Tue, 11 February 2014 15:31
		Re: Nested PHP By: Ben Bacarisse on Tue, 11 February 2014 15:53
		Re: Nested PHP By: Jerry Stuckle on Tue, 11 February 2014 16:26
		Re: Nested PHP By: bill on Tue, 11 February 2014 12:12
		Re: Nested PHP By: Mr Oldies on Wed, 12 February 2014 14:33
		Re: Nested PHP By: Denis McMahon on Thu, 13 February 2014 06:47
		Re: Nested PHP By: Scott Johnson on Thu, 13 February 2014 13:01
		Re: Nested PHP By: Evan Platt on Fri, 14 February 2014 15:19
		Re: Nested PHP By: Scott Johnson on Fri, 14 February 2014 18:43
		Re: Nested PHP By: Arno Welzel on Sun, 02 March 2014 14:54
		Re: Nested PHP By: adrian on Sun, 02 March 2014 18:10
		Re: Nested PHP By: The Natural Philosoph on Mon, 03 March 2014 11:38
		Re: Nested PHP By: Arno Welzel on Mon, 17 March 2014 14:26
		Re: Nested PHP By: Jerry Stuckle on Mon, 17 March 2014 14:52
		Re: Nested PHP By: The Natural Philosoph on Mon, 17 March 2014 15:33
		Re: Nested PHP By: Peter H. Coffin on Mon, 17 March 2014 22:10
		Re: Nested PHP By: The Natural Philosoph on Mon, 17 March 2014 23:01
		Re: Nested PHP By: Christoph Michael Bec on Mon, 17 March 2014 23:31
		Re: Nested PHP By: The Natural Philosoph on Tue, 18 March 2014 13:10
		Re: Nested PHP By: Gabriel on Mon, 17 March 2014 15:18

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