~/talk

Hyper Speed: When Big Data Blooms

Talkat NDC Security 2022 · 2022-04-06..04-07· [web-performance, security]
slides:none on file

Report URI ingests browser telemetry and now handles spikes of almost 65,000 JSON payloads per second, routinely receiving one million POSTs in 11.2 seconds per million. Inbound reports are normalized, deduped and stored in Azure Table Storage with 90 day retention (3.9 TB). A global 8.4 GB bloom filter (k=7 hashes) held in Redis Bloom gives fast “definitely no / probably yes” checks, and sketches/top‑k/hyperloglog handle frequency and distinct counts in realtime.

AI-written summary · about

  1. 0:00Browser security and big data
  2. 12:57Content Security Policy vs XSS
  3. 23:09Scaling CSP reporting
  4. 31:34How Bloom filters work
  5. 47:19Practical Bloom filter uses
  6. 51:32Q&A
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