Re: Preventng cacheing

This WebDNA talk-list message is from

2000


It keeps the original formatting.
numero = 30695
interpreted = N
texte = >We have a business issue for a product in the early Requirements Analysis >phase that requires no trace of any web session remain on the user's >computer; read that, the system does not cache any pages, no cookies, etc.This is impossible. You're wasting your time if you think there is any way to prevent a visitor from storing the data your server sends him via http. Once it's on his computer, he gets to keep it -- forever if that's what he wants -- and there is nothing you can do about it. >Does anyone have any ideas in this area, and/or have you experience doing >this?Even if you could force a browser to *not* cache files it receives, the visitor still has the option to save every page as source, or to view the source then copy and paste it into a text file. And image files can always be cached. Like I said, you're wasting your time.You need a proprietary client-sever solution, not the web.================================ Kenneth Grome, WebDNA Consultant 808-737-6499 http://webdna.net ================================------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Associated Messages, from the most recent to the oldest:

    
  1. Re: Preventng cacheing (Kenneth Grome 2000)
  2. Preventng cacheing (Larry Hewitt 2000)
>We have a business issue for a product in the early Requirements Analysis >phase that requires no trace of any web session remain on the user's >computer; read that, the system does not cache any pages, no cookies, etc.This is impossible. You're wasting your time if you think there is any way to prevent a visitor from storing the data your server sends him via http. Once it's on his computer, he gets to keep it -- forever if that's what he wants -- and there is nothing you can do about it. >Does anyone have any ideas in this area, and/or have you experience doing >this?Even if you could force a browser to *not* cache files it receives, the visitor still has the option to save every page as source, or to view the source then copy and paste it into a text file. And image files can always be cached. Like I said, you're wasting your time.You need a proprietary client-sever solution, not the web.================================ Kenneth Grome, WebDNA Consultant 808-737-6499 http://webdna.net ================================------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Kenneth Grome

DOWNLOAD WEBDNA NOW!

Top Articles:

Talk List

The WebDNA community talk-list is the best place to get some help: several hundred extremely proficient programmers with an excellent knowledge of WebDNA and an excellent spirit will deliver all the tips and tricks you can imagine...

Related Readings:

[WebDNA] [OT] BBEdit Glossary (2012) FS WebCatalaog license (2000) URL too Long? (1997) Soft Return character? (2000) RE: 2nd WebCatalog2 Feature Request (1996) Emailer Problems with WebCat (2000) &FieldNametype=time unnecessary? (2000) Not really WebCat (1997) problems with 2 tags (1997) Navigator 4.01 (1997) [WebDNA] install issues on Centos 6 (2017) New WebDNA Solutions ... (1997) Pay Flow Pro Mac OS9 (2002) [WebDNA] Setting up a new server, hierarchy question (2014) reading a email (2000) Re:Emailer and encryption (1997) Confirming a bug/oddity (2003) unable to launch acgi in WebCat (1997) Locking up with WebCatalog... (1997) Problem (1997)