A technical deep dive on making web crypto fast with webgpu.
Protocol
Gradual Dutch Auctions on Penumbra
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Protocol-level support for Dutch Auctions enables price discovery and better execution.
UPDATE
Penumbra Security Audits Q2 2024
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Penumbra Labs had four audits performed covering Penumbra’s IBC implementation, protocol, and zero-knowledge circuits
DEEP DIVE
Shielded Staking on Penumbra
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Penumbra is the first private proof-of-stake chain. Here's how it works.
UPDATE
Faster Client-Side Proving with Parallelism
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A technical deep dive on making web crypto fast.
UPDATE
Penumbra's Summoning Ceremony Continues
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Phase 2 of the summoning has begun.
UPDATE
Using Penumbra to Summon Itself
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A deep dive into how Penumbra's summoning ceremony works.
TESTNET
Shielded Upgradability
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Support for chain upgrades lands in Testnet 64, with seamless handling of shielded chain state across the upgrade.
UPDATE
Penumbra's Summoning Ceremony Begins
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The public ceremony for generating our proving circuits is now live!
UI
Bringing Shielded Transactions to the Web
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Web wallet support lands in Testnet 63, bringing shielded transactions to the web.
IBC
Interchain Privacy is Here
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IBC support is live in Testnet 61, bringing privacy to the Interchain
UPDATE
Penumbra Security Audits Q3 2023
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Penumbra Labs had two concurrent audits performed covering Penumbra’s cryptographic protocol design and zero-knowledge circuits
PROTOCOL
How to See in the Dark: Navigating Penumbra
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Privacy is about consent, so Penumbra provides robust tooling for selective disclosure.
DEX
Penumbra’s DEX Arrives From The Future
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The Penumbra testnet now includes our flagship feature: a private, concentrated-liquidity DEX with unique capabilities only possible with a Cosmos appchain.
UPDATE
Governance Lands On Penumbra
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Introducing Penumbra's Governance Model
UPDATE
Bringing Zero-Knowledge Proofs to Penumbra
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Today on our live testnet you can use Penumbra’s zero-knowledge proofs with our multi-asset shielded pool
UPDATE
Penumbra Winter 2022 Update
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As 2022 draws to a close, here's what we've built so far, and what we're building next.
TESTNET
Testnet 38: Kalyke
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We've landed major improvements that make it much easier and simpler to write clients for Penumbra.
UPDATE
Introducing Poseidon377, our instantiation of a SNARK-friendly hash
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An introduction to the Poseidon SNARK-friendly hash and the problem of Poseidon parameter generation
UPDATE
Accelerating Penumbra's Merkle Tree by up to 4,000,000x
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Introducing the Tiered Commitment Tree: A Hyperspeed Merkle Tree for Shielded Client Sync!
TESTNET
Testnet 29: Shielded Swaps Have Arrived
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This testnet is an exciting milestone: it has the first release of our shielded batch swap mechanism, which enables Penumbra users to privately swap tokens without leaving the shielded pool!
UPDATE
Penumbra Summer 2022 Update
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We've been hard at work making Penumbra real. Here's what we've done so far.
TESTNET
Testnet #4: Shielded Staking Is Here
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Shielded staking has landed in Cosmos, with our fourth public testnet, codenamed “Thelxinoë”.
TESTNET
Public Testnet #1: “Valetudo”
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Today, we’re excited to announce our first public testnet, codenamed “Valetudo”.
PLANS
How We’re Building Penumbra
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Building the first fully shielded proof-of-stake blockchain is a challenge. Here’s our plan for how to do it.
ANNOUNCEMENT
Penumbra Labs Raises Seed Round To Build Private, Decentralized Exchange
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We’re incredibly excited to announce that Penumbra Labs has completed a $4.75M seed round led by Dragonfly Capital.