How to Protect Against a Militant Spammer

Markus Jakobsson, John Linn, Joy Algesheimer. How to Protect Against a Militant Spammer. IACR Cryptology ePrint Archive, 2003:71, 2003. [doi]

@article{JakobssonLA03,
  title = {How to Protect Against a Militant Spammer},
  author = {Markus Jakobsson and John Linn and Joy Algesheimer},
  year = {2003},
  url = {http://eprint.iacr.org/2003/071},
  researchr = {https://researchr.org/publication/JakobssonLA03},
  cites = {0},
  citedby = {0},
  journal = {IACR Cryptology ePrint Archive},
  volume = {2003},
  pages = {71},
}