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Date:         Wed, 16 Oct 2002 16:09:25 -0600
Reply-To:     Jack Hamilton <JackHamilton@FIRSTHEALTH.COM>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Jack Hamilton <JackHamilton@FIRSTHEALTH.COM>
Subject:      Re: Banning HTML-Spam ?
Comments: To: andrea.wainwright@capitalone.com
Content-Type: text/plain; charset=US-ASCII

I'd be surprised if requiring a sighted assistant would meet section 508 requirements; see:

http://www.access-board.gov/sec508/508standards.htm

Those requirements probably don't apply to SAS-L or the University of Georgia, but they weren't promulgated because someone had too much time on their hands. They're there for a good reason, and trying to follow them is a good idea, even if you don't have to.

-- JackHamilton@FirstHealth.com Manager, Technical Development METRICS Department, First Health West Sacramento, California USA

>>> "Wainwright, Andrea" <andrea.wainwright@capitalone.com> 10/16/2002 2:30 PM >>> No, but if you have some word pop up on the screen that they have to enter in, I would assume that they have someone assisting them.

My point is, if you make it as simple as "copy this word in the blank: SAS", a lot of robots know that trick and will get around it. The robot can't pick the word out of the jpg.

-----Original Message----- From: Jack Hamilton [mailto:JackHamilton@firsthealth.com] Sent: Wednesday, October 16, 2002 5:19 PM To: Wainwright, Andrea; SAS-L@LISTSERV.UGA.EDU Subject: Re: Banning HTML-Spam ?

Are you proposing that we not allow blind people to subscribe?

-- JackHamilton@FirstHealth.com Manager, Technical Development METRICS Department, First Health West Sacramento, California USA

>>> "Wainwright, Andrea" <andrea.wainwright@CAPITALONE.COM> 10/16/2002 12:11 PM >>> I have seen a similar techniques used, and there is one thing to do.

make sure that a robot can't read the word and fill it in.

What this page did was put up a jpg with the image of the word, with some lines drawn through it. The people could easily read it and answer back what the word was, but the robots couldn't scan it and figure out what it was.

-----Original Message----- From: Goldman, Brad (AT-Atlanta) [mailto:Brad.Goldman@AUTOTRADER.COM] Sent: Tuesday, October 15, 2002 2:13 PM To: SAS-L@LISTSERV.UGA.EDU Subject: Re: Banning HTML-Spam ?

Under this scheme, the idea shouldn't be to quiz users, but simply to make it harder to for spammers to automate a system. A much simpler query would work just as well: "What is your name?" Any answer would be considered a "correct" response. Or display a random character on the screen and ask users to repeat it. Anything that gets in the way of automatic systems subscribing, spamming, and unsubscribing. As long as it takes actual human effort to subscribe, it's a plus.

Though this would not address the usenet mirror issue at all.

Brad

> That would eliminate both complete beginners and advanced users. The > complete beginners won't know about data steps and procs, and the > advanced users will know that you can write a complete and useful SAS > program which uses neither data steps nor procs. > > Hint: macros. > > >>> "WIELKI Andre" <wielki@INED.FR> 10/15/2002 9:07 AM >>> > And to validate a subscriber > one easy question could be asked more like > What are the two steps in a sas program? > Data and proc

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