From: Karl Johan Alm <karljohan-alm@garage.co.jp>
To: Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] BIP Proposal: Rate Limiting with server specified Proof of Work challenges
Date: Fri, 19 May 2017 13:09:29 +0900 [thread overview]
Message-ID: <CALJw2w70NnjKuuk3u+_H2JpMZfsZh=DfbepR0R9Gy2WF2uBzOg@mail.gmail.com> (raw)
In-Reply-To: <CALJw2w7CBFU-xFnar6p4k+84Umh5rsuaQ6UA1-8E2_N3_AOSpQ@mail.gmail.com>
Hello,
Some time has passed since this was initially posted, and I have not
received any negative feedback. If no objections are raised, I would
like to have a BIP number assigned.
On Mon, May 8, 2017 at 11:48 AM, Karl Johan Alm
<karljohan-alm@garage.co.jp> wrote:
> Hello,
>
> I am proposing a new feature for rate limiting purposes where nodes
> can make and solve arbitrary PoW challenges in return for connection
> slots (to be expanded to cover e.g. bloom filters or other DoS risky
> services).
>
> The BIP currently includes two proofs of work (sha256 and
> cuckoo-cycle) which can be combined (e.g. sha256(cuckoo-cycle) or
> sha256(sha256(sha256)), etc).
>
> Link: https://github.com/kallewoof/bips/blob/pow-connection-slots/bip-rate-limiting-via-pow.mediawiki
>
> Feedback welcome.
prev parent reply other threads:[~2017-05-19 4:09 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-08 2:48 [bitcoin-dev] BIP Proposal: Rate Limiting with server specified Proof of Work challenges Karl Johan Alm
2017-05-08 18:58 ` Erik Aronesty
2017-05-09 1:15 ` Karl Johan Alm
2017-05-19 4:09 ` Karl Johan Alm [this message]
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