Bastien Koert

On 2012-04-19, at 1:54 AM, tamouse mailing lists <> 

> On Wed, Apr 18, 2012 at 8:47 PM, Ross McKay <> wrote:
>> On Wed, 18 Apr 2012 11:08:00 -0400, Jim Giner wrote:
>>> He literally wants the "addresses" visible on the sight?  [...]
>> Yes, they want the addresses visible and clickable on the website. They
>> have contact forms, but they also want the email addresses (of their
>> scientists and other consultants) available to their clients. And they
>> want the addresses to be shielded against harvesting for spam.
> Ob/Deobfuscation schemes that use javascript are a partial solution.
> Many spam harvesters are smart enough these days to know enough about
> decoding email addresses even obfuscated with javascript, with or
> without the mailto: scheme. Any that do obfuscation by substituting
> html entities for the characters are quite easily cracked. (Just
> appearance of a string of html entities is often enough to indicate
> there is something there to decode.) There is no 100% solution here.
> Coming up with clever ways to obfuscate the address on download, and
> deobfuscate it afterwards to display to the user will work for a
> while, however, the people writing spam harvesters are just as clever
> as we are. If the application is going to end up with email addresses
> displayed on the screen, some spam harvester is going to be able to
> get them. Even if you come up with a method that will stop them now,
> it won't stop them forever.
>> As I said, I don't like doing it this way, but the client gets what they
>> want after the options have been explained to them.
> They need to understand the options, but even more important, the
> risks of any solution, and of the concept as a whole. After you've
> presented the risks, and the lack of a 100% solution, if they still
> want to do something against their own policies, you have to decide if
> your liability in giving it to them is going to be a problem.
> -- 
> PHP General Mailing List (
> To unsubscribe, visit:

Could this be a place to consider a flash Based solution?
PHP General Mailing List (
To unsubscribe, visit:

Reply via email to