<html><head><title>2023-10-09 Vac weekly</title><metacharSet="utf-8"/><metaname="viewport"content="width=device-width, initial-scale=1.0"/><metaproperty="og:title"content="2023-10-09 Vac weekly"/><metaproperty="og:description"content="vac:p2p: § nimlibp2p:vac:webrtc-transport Continued vertical integration of protocols Started DataChannel implementation (last protocol in the stack) nimlibp2p:vac:gossipsub-ddos-mitigation: Merged last part of the ddos mitigation."/><metaproperty="og:image"content="https://roadmap.logos.co/static/og-image.png"/><metaproperty="og:width"content="1200"/><metaproperty="og:height"content="675"/><linkrel="icon"href="../../static/icon.png"/><metaname="description"content="vac:p2p: § nimlibp2p:vac:webrtc-transport Continued vertical integration of protocols Started DataChannel implementation (last protocol in the stack) nimlibp2p:vac:gossipsub-ddos-mitigation: Merged last part of the ddos mitigation."/><metaname="generator"content="Quartz"/><linkrel="preconnect"href="https://fonts.googleapis.com"/><linkrel="preconnect"href="https://fonts.gstatic.com"/><linkhref="../../index.css"rel="stylesheet"type="text/css"spa-preserve/><linkhref="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.css"rel="stylesheet"type="text/css"spa-preserve/><linkhref="https://fonts.googleapis.com/css2?family=IBM Plex Mono&family=sans-serif:wght@400;700&family=sans-serif:ital,wght@0,400;0,600;1,400;1,600&display=swap"rel="stylesheet"type="text/css"spa-preserve/><scriptsrc="../../prescript.js"type="application/javascript"spa-preserve></script><scripttype="application/javascript"spa-preserve>constfetchData=fetch(`../../static/contentIndex.json`).then(data=>data.json())</script></head><bodydata-slug="vac/updates/2023-10-09"><divid="quartz-root"class="page"><divid="quartz-body"><divclass="left sidebar"><h1class="page-title "><ahref="../..">Logos Collective Project Roadmaps</a></h1><divclass="spacer mobile-only"></div><divclass="search "><divid="search-icon"><p>Search</p><div></div><svgtabIndex="0"aria-labelledby="title desc"role="img"xmlns="http://www.w3.org/2000/svg"viewBox="0 0 19.9 19.7"><titleid="title">Search</title><descid="desc">Search</desc><gclass="search-path"fill="none"><pathstroke-linecap="square"d="M18.5 18.3l-5.4-5.4"></path><circlecx="8"cy="8"r="7"></circle></g></svg></div><divid="search-container"><divid="search-space"><inputautocomplete="off"id="search-bar"name="search"type="text"aria-label="Search for something"placeholder="Search for something"/><divid="results-container"></div></div></div></div><divclass="darkmode "><inputclass="toggle"id="darkmode-toggle"type="checkbox"tabIndex="-1"/><labelid="toggle-label-light"for="darkmode-toggle"tabIndex="-1"><svgxmlns="http://www.w3.org/2000/svg"xmlnsXlink="http://www.w3.org/1999/xlink"version="1.1"id="dayIcon"x="0px"y="0px"viewBox="0 0 35 35"style="enable-background:new 0 0 35 35;"xmlSpace="preserve"><title>Light mode</title><pathd="M6,17.5C6,16.672,5.328,16,4.5,16h-3C0.672,16,0,16.672,0,17.5S0.672,19,1.5,19h3C5.328,19,6,18.328,6,17.5zM7.5,26c-0.414,0-0.789,0.168-1.061,0.439l-2,2C4.168,28.711,4,29.086,4,29.5C4,30.328,4.671,31,5.5,31c0.414,0,0.789-0.168,1.06-0.44l2-2C8.832,28.289,9,27.914,9,27.5C9,26.672,8.329,26,7.5,26zM17.5,6C18.329,6,19,5.328,19,4.5v-3C19,0.672,18.329,0,17.5,0S16,0.672,16,1.5v3C16,5.328,16.671,6,17.5,6zM27.5,9c0.414,0,0.789-0.168,1.06-0.439l2-2C30.832,6.289,31,5.914,31,5.5C31,4.672,30.329,4,29.5,4c-0.414,0-0.789,0.168-1.061,0.44l-2,2C26.168,6.711,26,7.086,26,7.5C26,8.328,26.671,9,27.5,9zM6.439,8.561C6.711,8.832,7.086,9,7.5,9C8.328,9,9,8.328,9,7.5c0-0.414-0.168-0.789-0.439-1.061l-2-2C6.289,4.168,5.914,4,5.5,4C4.672,4,4,4.672,4,5.5c0,0.414,0.168,0.789,0.439,1.06L6.439,8.561zM33.5,16h-3c-0.828,0-1.5,0.672-1.5,1.5s0.672,1.5,1.5,1.5h3c0.828,0,1.5-0.672,1.5-1.5S34.328,16,33.5,16zM28.561,26.439C28.289,26.168,27.914,26,27.5,26c-0.828,0-1.5,0.672-1.5,1.5c0,0.414,0.168,0.789,0.439,1.06l2,2C28.711,30.832,
<li>Merged <ahref="https://github.com/status-im/nim-libp2p/pull/954"class="external">last part</a> of the ddos mitigation. End of this milestone, next step is to enable in nimbus</li>
<li>Bandwidth analysis with ‘plot-shadow’ (<ahref="https://github.com/shadow/shadow/blob/main/src/tools/plot-shadow.py"class="external">https://github.com/shadow/shadow/blob/main/src/tools/plot-shadow.py</a>)</li>
<li>Temporal graph extraction / analysis of gossipsub node</li>
<li>Finished adding new <ahref="https://github.com/waku-org/js-waku/pull/1627"class="external">tests</a> for <strong>store</strong> protocol.
<ul>
<li>Increased coverage from 9 tests to ~60.</li>
<li>Discovered several issues/discrepancies that I’ve raised with the Waku teams.</li>
</ul>
</li>
<li>Added small <ahref="https://github.com/waku-org/js-waku/pull/1628"class="external">fix</a> for some flaky tests</li>
<li><ahref="https://github.com/waku-org/js-waku/pull/1632"class="external">Updated</a> docker hub org from where the tests fetch nwaku/gowaku images</li>
<li>Go-waku’s test docker registry @quay.io is working well</li>
<li>Dockerfile and test container image build workflow tested & merged <ahref="https://github.com/waku-org/go-waku/pull/792"class="external">https://github.com/waku-org/go-waku/pull/792</a></li>
<li>Wrote first test and found first bug - fixed by devs already <ahref="https://github.com/waku-org/go-waku/commit/d900a6c81457cdb9bd264867d61064fc923a4d30"class="external">https://github.com/waku-org/go-waku/commit/d900a6c81457cdb9bd264867d61064fc923a4d30</a><ahref="https://github.com/waku-org/go-waku/pull/794"class="external">https://github.com/waku-org/go-waku/pull/794</a></li>
<li>Finished the document about [Proof Creation and Verification] (Goal 3 for Nescience) - To share soon</li>
<li>Still doing some research on how to make Nescience compact for an article</li>
<li>Several readings on bulding secure zkVMs</li>
<li>Prepared a draft on Starky (<ahref="https://www.notion.so/zkVM-cd358fe429b14fa2ab38ca42835a8451?pvs=4#4e5bc7f510c042609139bffd5534e69b"class="external">https://www.notion.so/zkVM-cd358fe429b14fa2ab38ca42835a8451?pvs=4#4e5bc7f510c042609139bffd5534e69b</a>)</li>
</ul>
</li>
<li><code>proofsystems:vac:benchmarks</code>
<ul>
<li>Added an explanation for <ahref="https://www.notion.so/zkVM-cd358fe429b14fa2ab38ca42835a8451?pvs=4#371accf979444502844fcad6738789fc"class="external">Nova-Scotia circuit</a></li>
<li>Separating tor context from normal and implemented new <ahref="https://github.com/vacp2p/nimbus-eth2-experimental/pull/4"class="external">PR</a></li>
<li>For over 4 days, monitored attestation success with near zero attestation drop rate, effectiveness varies</li>
<li>with opt incl distance, but automatically recovers to 86% on average</li>
<li>Upgraded my system to execute relatively larger networks. Executed relatively larger simulations (upto 9000 nodes) to analyze the impact of D on message spread and the number of messages.</li>
<li>Writing the psuedocode (<ahref="https://github.com/logos-co/nomos-specs/blob/Carnot-vote-aggregation/carnot/carnot-vote-aggregation.py"class="external">https://github.com/logos-co/nomos-specs/blob/Carnot-vote-aggregation/carnot/carnot-vote-aggregation.py</a>).</li>
<li>Adding discussion to the high level protocol document(<ahref="https://www.notion.so/High-Level-Algorithm-6535ac0363df4629ad2c40dff4bc62cd"class="external">https://www.notion.so/High-Level-Algorithm-6535ac0363df4629ad2c40dff4bc62cd</a>)</li>
<li>Getting up to speed on Codex documents: <ahref="https://github.com/codex-storage/zk-research-artifacts/blob/master/sampling/sampling.pdf"class="external">Balazs’ sampling</a></li>
<li>shared minor math error in Discord, <ahref="https://hackmd.io/D7-DWiodSp-GD7YAIgQ06Q"class="external">Codex’s EC requirements</a>, <ahref="https://docs.google.com/document/d/1f01MOr-jKE4q24B9COlRaT0wOgxhbCwLjSN68H2-lC0/edit#heading=h.nvinp7wmkq2o"class="external">Preventing data loss</a>, <ahref="https://github.com/orgs/codex-storage/discussions/119"class="external">Block placement</a>, <ahref="https://eprint.iacr.org/2008/073.pdf"class="external">Compact Proofs of Retrievability</a>, <ahref="https://hackmd.io/tzgIJ2j9SECq2e4zBIbCXg"class="external">Codex storage proofs rationale</a></li>