Re: You *can!!* overwrite username/password using an HTML form. Also, experts *please* see Q at end
This WebDNA talk-list message is from 2000
It keeps the original formatting.
numero = 34094
interpreted = N
texte = Passwords with the @ symbol should be considered to be bad passwords for HTML forms. In fact, you should probably limit the user to [0-9a-zA-Z] (i.e. alphanumeric only, no symbols at all). Think about what would happen if your user chose a password containing the / character...John PeacockClement Ross wrote: > > Does the redirect work with a password that contains @? > > The reason I ask is that > > http://username:p@ssword@http://www.adomain.com > and > http://username:p%40ssword@http://www.adomain.com > > won't work when typed in the Location field in Netscape. > > Clem. > > John Butler wrote: > > > > For the record... > > Brice Le Blevennec
has been vindicated. > > You *can!!* overwrite username/password using a custom HTML form, rather than requiring your users who need to access protected pages to go thru the browser's > > authenticate dialog. > > Brice is using the technique on Mac/Webstar and now it is working for me on Linux/Redhat. > > > > Here's Brices instructions- > > ***** > > It takes 4 pages (1->4) but works decently. Here is my code. > > > > I assume that .tpl pages goes through WC without the > > tag. (I deleted all and tags) > > > > 1) Login.tpl > > > > > > 2) step1.tpl (this force the WC var in http headers) > > [redirect http://[username]:[password]@http://www.adomain.com/step2.tpl] > > > > 3) step2.tpl (this remove them from the URL) > > [include file=^protect.inc&groups=mygroup] > > > > > > 4) step3.tpl (this redirect to a protected page) > > [redirect http://www.adomain.com/anypage.tpl] > > > > 5) anypage.tpl (can be any page protected by Authenticate). > > [include file=^protect.inc&groups=mygroup] Hello [username], [password]. > > ***** > > > > I couldn't get it to work before because nowhere on MY test step2.tpl (see above) was there an [authenticate] or [protect] tag. One of those tags *must* be on the page > > where the [redirect] goes (the [redirect] you use to construct the URL with the 'username:password' in it - see step1.tpl above) I don't understand why it needs to be > > there, because even if you wrap it in a [showif] which will definately evaluate to false if *just* the username is valid (but the password doesn't have to be valid for > > the [showif] to evaluate false) and login with a proper username but invalid password (thus the [showif] skips over the [authenticate]) it somehow still gets the username > > and password that were input in the HTML form into the browsers's cache (at least that is where you guys tell me username and password live). But without that > > [authenticate] it will never get into the browser's cache - whether the username is valid or not, and whether the password is valid or not (ie- under no circumstances). > > I did tests using [elapsedtime] to see if webcat really does skip over things wrapped in a [showif] which evalutes to false and it does indeed seem to (as opposed to > > reading the code and then removing it 'after the fact') , so then > > > > **** !!! WHY DOES the [authenticate] have to be on step2.tpl even if the user inputs a proper username which would skip over the tag in the first place?? !!! **** > > > > can anyone explain this very bizarre (but in this case advanatgeous) behaviour?? > > ?? > > -John > > > > ------------------------------------------------------------- > > 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 > > Web Archive of this list is at: http://search.smithmicro.com/ > > ------------------------------------------------------------- > 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 > Web Archive of this list is at: http://search.smithmicro.com/------------------------------------------------------------- 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 Web Archive of this list is at: http://search.smithmicro.com/
Associated Messages, from the most recent to the oldest:
Passwords with the @ symbol should be considered to be bad passwords for HTML forms. In fact, you should probably limit the user to [0-9a-zA-Z] (i.e. alphanumeric only, no symbols at all). Think about what would happen if your user chose a password containing the / character...John PeacockClement Ross wrote: > > Does the redirect work with a password that contains @? > > The reason I ask is that > > http://username:p@ssword@http://www.adomain.com > and > http://username:p%40ssword@http://www.adomain.com > > won't work when typed in the Location field in Netscape. > > Clem. > > John Butler wrote: > > > > For the record... > > Brice Le Blevennec has been vindicated. > > You *can!!* overwrite username/password using a custom HTML form, rather than requiring your users who need to access protected pages to go thru the browser's > > authenticate dialog. > > Brice is using the technique on Mac/Webstar and now it is working for me on Linux/Redhat. > > > > Here's Brices instructions- > > ***** > > It takes 4 pages (1->4) but works decently. Here is my code. > > > > I assume that .tpl pages goes through WC without the > > tag. (I deleted all and tags) > > > > 1) Login.tpl > > > > > > 2) step1.tpl (this force the WC var in http headers) > > [redirect http://[username]:[password]@http://www.adomain.com/step2.tpl] > > > > 3) step2.tpl (this remove them from the URL) > > [include file=^protect.inc&groups=mygroup] > > > > > > 4) step3.tpl (this redirect to a protected page) > > [redirect http://www.adomain.com/anypage.tpl] > > > > 5) anypage.tpl (can be any page protected by Authenticate). > > [include file=^protect.inc&groups=mygroup] Hello [username], [password]. > > ***** > > > > I couldn't get it to work before because nowhere on MY test step2.tpl (see above) was there an [authenticate] or [protect] tag. One of those tags *must* be on the page > > where the [redirect] goes (the [redirect] you use to construct the URL with the 'username:password' in it - see step1.tpl above) I don't understand why it needs to be > > there, because even if you wrap it in a [showif] which will definately evaluate to false if *just* the username is valid (but the password doesn't have to be valid for > > the [showif] to evaluate false) and login with a proper username but invalid password (thus the [showif] skips over the [authenticate]) it somehow still gets the username > > and password that were input in the HTML form into the browsers's cache (at least that is where you guys tell me username and password live). But without that > > [authenticate] it will never get into the browser's cache - whether the username is valid or not, and whether the password is valid or not (ie- under no circumstances). > > I did tests using [elapsedtime] to see if webcat really does skip over things wrapped in a [showif] which evalutes to false and it does indeed seem to (as opposed to > > reading the code and then removing it 'after the fact') , so then > > > > **** !!! WHY DOES the [authenticate] have to be on step2.tpl even if the user inputs a proper username which would skip over the tag in the first place?? !!! **** > > > > can anyone explain this very bizarre (but in this case advanatgeous) behaviour?? > > ?? > > -John > > > > ------------------------------------------------------------- > > 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 > > Web Archive of this list is at: http://search.smithmicro.com/ > > ------------------------------------------------------------- > 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 > Web Archive of this list is at: http://search.smithmicro.com/------------------------------------------------------------- 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 Web Archive of this list is at: http://search.smithmicro.com/
John Peacock
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