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cryptography

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gotthardp
gotthardp commented Dec 10, 2020

The app_get0_propq (from apps/lib/apps.c) is used throughout many openssl apps to define propq used to fetch the algorithms. Currently, it just returns NULL and its comment says "TODO(3.0): Make this an environment variable if required".
If a provider is used that does not implement all algorithms (e.g. reuses STORE from the default one) the propq needs to be defined to fetch the right implemen

Ciphey
alexbosworth
alexbosworth commented Aug 10, 2020

Background

When a node has multiple private channels with the same peer, the hop hints in their payment requests will be populated with multiple channels. The purpose of these hop hints is to specify the next node's key and indicate the fees and cltv delta needed for route construction.

In pathfinding, due to non-strict forwarding, an LND node paying to this destination will only use the

baldwinmatt
baldwinmatt commented Jun 26, 2020

Problem:

A common pattern is:

GUARD(s2n_stuffer_skip_write(stuffer, bytes_to_write));
uint8_t* ptr = suffer->blob.data + stuffer->write_cursor - bytes_to_write;

which could be simplified.

Solution:

*ptr could be an *out parameter to s2n_stuffer_skip_write

  • Does this change what S2N sends over the wire? No.
  • Does this change any public APIs? No.
rippled
carlhua
carlhua commented Jul 13, 2020

Clients that support multiple server connections would like to have a way to decide which server connection is best able to handle a query. Servers currently "sort of" expose their load as fees, but there's no real exposure of server load in a useful way. Some parameter should be added to the "server" publication stream that clients can just compare across servers to decide which is most likely to

HElib is an open-source software library that implements homomorphic encryption. It supports the BGV scheme with bootstrapping and the Approximate Number CKKS scheme. HElib also includes optimizations for efficient homomorphic evaluation, focusing on effective use of ciphertext packing techniques and on the Gentry-Halevi-Smart optimizations.

  • Updated Jan 25, 2021
  • C++

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