...and there are two main categories: Optimistic Rollups (ORU) and ZK Rollups (ZKR)....In fact, the term “ZK Rollup” is not really appropriate; instead, they should be called “Validity Rollups...To take a step back a bit, there are two main zk technologies used in validity proofs: zk-SNARKs and...zk-STARKs.

ZK-Rollups For the sake of clarity, it’s important to distinguish between ZK-bridges and ZK-rollups....In ZK-rollups, ZKPs are used to validate every state transition, ensuring the rollup never makes an invalid...Rollup circuits are designed to prove every state transition, whereas ZK-bridge circuits’ main task is...

ZK (Validity) Rollups: Entering the General Purpose Era [Excerpt from a Delphi Insights report] Rollups...(ORU) and ZK Rollups (ZKR)....In fact, the term “ZK Rollup” is not really appropriate; instead, they should be called “Validity Rollups...

zk provers. ...For rollups (zk/ORU) it would be very easy to switch....Because execution still happens on the rollup, fault proofs and zk proofs are still necessary since they...Based on the premise that for non-EVM-compatible zk rollups would not be possible to become based rollups...

zk-rollups (ZKRs):  Sequencer receives and orders transactions....So execution shards with zk-proven state roots can be ERs....Aggregated ZK Bridging  I saved the best for last....By far the most compelling bridging vision is the aggregated ZK-bridging I described above.

Finally, we take a look at some of the zk rollups building on top of BTC using these components....In zk Rollups, if the block builder / sequencer withholds the data, that part of the data – including...Yona (zk rollup) uses similar strategy where the operators are also Eigenlayer operators.

Especially for optimistic rollups....In a dispute where an invalid block is submitted and challenged, the block is run through several ZK...The resulting ZK proof is submitted as a fraud-proof....ZK proof is submitted as a fraud-proof....But whenever there is a dispute, the whole block in question is ZK proven, and the resulting proof is...

This is the thesis behind zk rollups on Ethereum, with the top 3 projects (Starkware, ZKsync, and Polygon...) boasting a combined market cap of around $2.2 Billion ZK rollups on Bitcoin: The rise of L2s on Bitcoin...While this is similar to the ZK rollup model, the major differences are that the coprocessor programs...

ZK (Validity) Rollups: Entering the General Purpose Era [Excerpt from a Delphi Pro Report] ZKRs have...While dYdX is a rollup (data on-chain) the other three under the StarkEx brand (Sorare, DeverseFI and...Aztec is another early implementation and is unique vs the others as it’s a zk-ZKR, meaning a fully private...

⚡ The Complete Guide to Rollups Current rollups settle to Ethereum where they have a smart contract...As rollups decentralize and smart contracts become battle-tested, these rollups could scale Ethereum...You can also build rollups on top of these rollups, so-called “L3s.”...It could serve as a settlement layer for other rollups.

In simpler terms, ZK-TLS enables cryptographic proofs about data to be exchanged over a Transport Layer...KYC’s shortcomings pave the way for ZK-TLS to take center stage....Dissecting ZK-TLS Before delving into the use-cases and technical architecture of ZK-TLS as a combo,...

In this report, we look at how the Layer 2 ecosystem is shaping up and dive into the varying rollup solutions...order to unlock the next phase of growth, the scaling torch has been passed over to Layer 2s, led by rollup...

Zk rollups, which use provers for zk proofs, are a solution but can be resource-heavy....zk Rollup Model Let’s walk through a simple overflow of how transaction execution works on a zk rollup...In the past couple of years zk applications (mostly zk rollups) spent almost $30M in gas to verify and...

There will be a zk EVM pre-compile that will simplify launching zk rollups, and developers won’t need...Transaction costs on ZK rollups are lower than ever 2....Applications Leveraging zkVMs Transitioning OP Rollups to ZK Rollups The shift from OP rollups to ZK...

rollups SVM SDK for building appchains: This would be settlement agnostic For its zk rollup, Molecule...The zk rollup then creates proofs for batches of this metadata....In the future, the Full zk Rollup phase will combine validity and consistency proofs into a single zk...

ZK Rollups vs....In contrast, zero-knowledge rollups, or short ZK rollups, operate differently by submitting validity...As a result, some ZK rollups only need to post state diffs to the L1, whereas Optimistic rollups must...rollups....Router, ZK Gateway, and ZK Chains.

And yet ZK rollups (ZKR) and zkApps are forced to play along while burning millions in gas....Over the past couple of years, ZK protocols (mostly rollups) have burned over $55M in gas just to verify...For rollups and zkApps burning millions on L1 gas to prove correctness, zkVerify offers an immediate...

This approach is best suited for zk-rollups....If all rollups end up becoming zk-rollups, Optimism can choose this design over others....This could also be a step towards becoming zk-rollups if that is still the goal for the OP stack. zk...of as a step towards becoming zk-rollups with zkEVM.

In the past couple of years zk protocols (mostly zk rollups) spent +$60M in gas to verify and post proofs...On the zk infra level, there have been 16.7M addresses which have triggered txs, mainly zk rollups, while...On the other hand, Infra layer, such as zk rollups, optimizes these transactions by bundling them together...

ZKsync Era dominates ZK rollups, leading in TVS, proof volume, and user activity....rollup. ...rollups in key activity metrics....In terms of assets, ZKsync Era also ranks as the top ZK rollup by both TVS, total value secured, and...Many things have unfolded in the broader ecosystem, from development milestones and major ZK Chain launches...