https://watchz.cash/about/instance/homehttps://watchz.cash/videos/browse?scope=localhttps://watchz.cash/w/o3hrUkZXBU4Sa7EQrMTcjhhttps://watchz.cash/lazy-static/thumbnails/474bad98-aa31-4296-90cc-3a30e5360d07.pngHow to Participate in the Zcash Coin Holder Vote using iOSThis video shows how to vote for the **Q1 2026 Coinholder-Directed Grants Program**. The program operates as a retroactive grants program, and allows **ZEC holders to vote** on completed projects they believe delivered meaningful value to the Zcash ecosystem. A proposal is approved only if at least 420,000 ZEC participate in its vote. [More info](https://forum.zcashcommunity.com/t/polling-closed-coinholder-directed-grants-program-q1-round/55048)https://watchz.cash/static/streaming-playlists/hls/b27aac73-45b1-421a-9bee-f198cee87e18/12c9fb66-6e74-4408-9e7b-53ad45c4c429-master.m3u8https://watchz.cash/videos/embed/o3hrUkZXBU4Sa7EQrMTcjh357042026-04-10T17:15:09.758ZYESdismad_NOhttps://watchz.cash/w/3MAFCyLGeDm4WihnwA5B5Fhttps://watchz.cash/lazy-static/thumbnails/59a93bde-eb1c-46cc-a6e0-7c8e9bf6e60e.jpgWhat's the main goal of Web3 Privacy?In this short, PG from Web3Privacy explains the main goal of Web3 Privacy. Watch the full presentation here 👇 https://www.youtube.com/watch?v=DU7wIy3Ywm4&t=493shttps://watchz.cash/static/streaming-playlists/hls/16901f0d-b25e-4b96-add4-0f108acfaebb/04fbdee4-024f-4b03-981b-be138b306444-master.m3u8https://watchz.cash/videos/embed/3MAFCyLGeDm4WihnwA5B5F39022026-04-21T17:28:25.209Zprivacyzcashweb3privacyzcommYESZecHubNOhttps://watchz.cash/w/tqRg6mvjzjy1GsfRd7YgDthttps://watchz.cash/lazy-static/thumbnails/0f82bffa-bce3-4a84-bc2f-478645f414c7.jpgOpening Remarks at Zcon0 (2018) by Josh CincinnatiJosh Cincinnati greets the Zcon0 audience and speaks about the commonly held focus on privacy and its role in decentralized publicly accessible networks. The speaker sessions and workshops at Zcon0 were aiming to bring together the community to share knowledge and build relationships. The conference is focused on topics such as bleeding edge cryptography, privacy protections, governance, and decentralized, publicly accessible networks. Live at Zcon0 (2018) Privacy: From A to Zcon Presented by ‪@zcashfoundation‬ in Montreal, Canada 00:00 Welcome to Zcon0!! 02:29 Greetings from Josh Cincinnati 03:10 Our privacy is at risk 04:15 Privacy brings us together 06:54 What to expect at Zcon0 08:10 Zcash Foundation growth in early yearshttps://watchz.cash/static/streaming-playlists/hls/de1ef3b5-39fb-4b13-a438-30f80910e779/d7ff49e2-f257-47c8-8521-1c5406abb376-master.m3u8https://watchz.cash/videos/embed/tqRg6mvjzjy1GsfRd7YgDt585022026-04-28T16:26:07.546Zzconcryptoprivacyzero knowledgecryptographyYESZconNOhttps://watchz.cash/w/qVM8TDLMKUHYAFLcCVV3Xmhttps://watchz.cash/lazy-static/thumbnails/9960b2db-3b9b-457d-9293-8fcd31328d71.jpgState of the Network Keynote at Zcon0 (2018) by Zooko WilcoxZooko Wilcox talks about Zcash network upgrades Overwinter and Sapling, the New York State Department of Financial Services (NYDFS) approval of Zcash including shielded addresses, Zcash Company finances and the proposed roadmap for the next two years. Live at Zcon0 - Privacy From A to Zcon (2018) Presented by ‪@zcashfoundation‬ in Montreal, Canada 00:00 Introduction 01:50 Network Upgrade Overwinter 03:04 The consensual decentralized governance process 05:13 Zcash Sapling 06:08 Educating regulators about user-protecting technology 07:22 Zcash approved by New York State Department of Financial Services (NYSDFS) 08:14 Zcash Company mid-2018 finances exposed 11:47 Open questions that need to be addressed by the community 12:28 Roadmap for Zcash useability and adoption 14:08 How should the development of Zcash be funded after the Founders Reward? 14:31 Decentralization of Zcash governancehttps://watchz.cash/static/streaming-playlists/hls/c9dd9050-4892-479a-8d49-b1bbd231a5aa/c901c218-70de-409b-ab4c-5a34510358fd-master.m3u8https://watchz.cash/videos/embed/qVM8TDLMKUHYAFLcCVV3Xm982012026-04-28T16:26:50.046Zzconcryptoprivacyblockchainnetwork upgradesYESZconNOhttps://watchz.cash/w/3q7zbsmGrrAvcqdaR9vX2ahttps://watchz.cash/lazy-static/thumbnails/4233c054-9d66-434b-b736-04cc9566ad63.jpgFrom Zerocoin To Zcash at Zcon0 (2018) by Matthew GreenMatthew Green presents the history of electronic cash and the scientists whose work with zero-knowledge proofs led to the creation of Zcash, the problem with Bitcoin's transparency and where Zcash might go in the near future. Live at Zcon0 - Privacy: From A to Zcon (2018) Presented by ‪@zcashfoundation‬ in Montreal, Canada 00:00 Intro 02:02 A short history of electronic cash 05:16 Bitcoin and its privacy problem 08:05 Zerocoin and zero-knowledge proofs 10:35 Zerocash and zkSNARKs 12:57 Zooko and the Zcash Company 14:30 The future of Zcash, maybe 17:08 Outrohttps://watchz.cash/static/streaming-playlists/hls/13902d90-5c65-43ed-a00b-3b7bdad395e7/8224d63c-9fcb-40cf-9e3c-246d6313b591-master.m3u8https://watchz.cash/videos/embed/3q7zbsmGrrAvcqdaR9vX2a1076002026-04-28T16:27:03.931Zzconprivacyzero knowledge proofselectronic cashblockchainsYESZconNOhttps://watchz.cash/w/8WNNuUFei16fx8cCEt2FtPhttps://watchz.cash/lazy-static/thumbnails/42645f3b-d3f5-4e1b-afe4-efc4654ee4b5.jpgA History of Zcash at Zcon0 (2018) by Nathan WilcoxNathan Wilcox tells the story of Zcash's first few years, Sprout, Overwinter, Sapling and the funnest bugs discovered and fixed in that process. Live at Zcon0 - Privacy: From A to Zcon (2018) Presented by ‪@zcashfoundation‬ in Montreal, Canada 00:00 Intro 00:38 Birth of Zcash 02:52 Convergence at Real World Crypto 03:47 Zcash 1.0 "Sprout" 05:07 Zcash "Overwinter" Series 05:52 The path to Zcash "Sapling" 06:51 The Funnest Bugs 14:50 Parting thoughts on the future of Zcash securityhttps://watchz.cash/static/streaming-playlists/hls/4056fa0d-9fe9-45e8-94f3-b526a07838e1/3e286ddd-c19a-498c-824c-696c12d173f5-master.m3u8https://watchz.cash/videos/embed/8WNNuUFei16fx8cCEt2FtP1102002026-04-28T16:27:23.689ZzconcryptosaplingoverwintersecurityYESZconNOhttps://watchz.cash/w/g452nQzuAA6M1YSRL46yEehttps://watchz.cash/lazy-static/thumbnails/38720dec-f4b2-4ae7-80d6-915150539cfe.jpgCultivating Sapling at Zcon0 (2018) by Sean BoweSean Bowe gives an overview of Zcash "Sapling" detailing changes to the elliptical curves, zk-SNARK proving system, parameter generation and the breakthrough performance improvements that were included with the upgrade. Live at Zcon0 (2018) Privacy: From A to Zcon Presented by ‪@zcashfoundation‬ in Montreal, Canada 00:00 Introduction 02:17 Zcash payment addresses and transactions 04:24 Privacy by default 05:40 Zcash Network Upgrade "Sapling" 06:37 BLS12-381: A new pairing-friendly curve 08:19 Groth-16 zk-SNARK proving system 09:00 Powers of Tau and Sapling multi-party computation (MPC) 10:51 Sapling upgrade summary 11:35 Overview of Zerocash 12:49 Jubjub embedded elliptic curve 14:14 Sapling addresses and viewing keys 15:30 Split circuit design of Sapling 16:08 Groundbreaking performance improvements 17:43 Sapling engineering summaryhttps://watchz.cash/static/streaming-playlists/hls/79e6ca79-f3f9-405b-982a-3004acdc21e1/f1b2eb20-4428-4943-be09-cbd24dd6f5dc-master.m3u8https://watchz.cash/videos/embed/g452nQzuAA6M1YSRL46yEe1130002026-04-28T16:27:37.632ZzconsaplingupgradecryptoblockchainYESZconNOhttps://watchz.cash/w/eHK29YPxdJScKRpwLs8RZLhttps://watchz.cash/lazy-static/thumbnails/f11f5ff8-23cf-4dbd-9f9c-7c1d0436a0ac.jpgDefining and Proving Security of the Sapling Protocol at Zcon0 (2018) by Ariel GabizonAriel Gabizon gives an overview of Zcash "Sapling" network upgrade components including parameter generation MPC, key structure, security proofs, and more! Live at Zcon0 (2018) Privacy: From A to Zcon Presented by ‪@zcashfoundation‬ in Montreal, Canada 00:00 Intro to the crypto of the Sapling upgrade 01:14 Zcash Sprout parameter generation ceremony 02:46 Sapling parameter generation multi-party computation (MPC) 04:01 Payment protocol chain of authority in Zcash Sapling 07:04 Diversified addresses 08:20 Sapling key structure (oversimplified) 13:57 Crypto nuances in security proof 15:38 Different SNARK propertieshttps://watchz.cash/static/streaming-playlists/hls/6f1acf21-f3bf-4afe-a104-01d2c4488b32/023cda9b-58be-4e70-8869-a435876e80fe-master.m3u8https://watchz.cash/videos/embed/eHK29YPxdJScKRpwLs8RZL1138002026-04-28T16:27:49.654ZzconsaplingcryptographysnarksblockchainsYESZconNOhttps://watchz.cash/c/dismad_/videoshttps://watchz.cash/c/zechub/videoshttps://watchz.cash/c/zcon/videoshttps://watchz.cash/a/root/video-channelshttps://watchz.cash/a/dismad/video-channels