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author | Lars Wirzenius <liw@liw.fi> | 2019-12-28 19:04:29 +0200 |
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committer | Lars Wirzenius <liw@liw.fi> | 2019-12-28 19:04:29 +0200 |
commit | 15e78da19ec83cf2e4fd6f5185eabe998d5ae901 (patch) | |
tree | d6f55e58bffed872af1b16639bcb8741d0eeca4e | |
parent | ac969359b8060fa1be9b76ab18175f2f9de05f7e (diff) | |
download | ideas-15e78da19ec83cf2e4fd6f5185eabe998d5ae901.tar.gz |
Add: link to hashcash
-rw-r--r-- | email2.md | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -343,3 +343,7 @@ Links to more information, sources, etc. not have originated there. - <https://github.com/emacsen/rwot9-prague/blob/ap-unwanted-messages/topics-and-advance-readings/ap-unwanted-messages.md#postage> - <https://podbay.fm/podcast/252333772/e/1503662400> + +* Hashcash is a system where the sender proves they do some work + before the recipient accepts a message. + - http://hashcash.org/ |