Submission + - A plan for (comment) spam
Sun writes: "I have just published a suggestion for a comment mechanism that will, I think, advance us an important step toward stopping comment spam in blogs. Non-spam comments welcome.
In a nutshell, commenters are asked to have their computer solve a cryptographic riddle, thus increasing the cost of posting spam to blogs as comments. The idea is not new, as such. I have seen similar suggestions for email. Unlike email, however, I believe it is feasible for blog comments."
In a nutshell, commenters are asked to have their computer solve a cryptographic riddle, thus increasing the cost of posting spam to blogs as comments. The idea is not new, as such. I have seen similar suggestions for email. Unlike email, however, I believe it is feasible for blog comments."