DLC Oracle Failure Cases
Discreet Log Contracts (DLCs) are bitcoin-compatible non-custodial oracle contracts in which participants post Bitcoin collateral which is settled depending on an event in the “real-world” as attested to by a set of oracles. In this post, we will be exploring …
Multi-Oracle DLC Deep Dive
A couple weeks ago, we announced that we had successfully executed a DLC on-chain using oracles Bitfinex, Pierre Rochard and Suredbits. In this post, we will be diving into the details of how multi-oracle DLCs are accomplished. Before we dive into …
Settlement of First Multi-Oracle DLC
On March 11, 2021, Ben and I (Nadav) entered into a Discreet Log Contract on the bitcoin blockchain using a multi-oracle DLC. The oracles used were Bitfinex, Pierre Rochard and Suredbits. For the DLC to settle, 2 out of the …
Settlement of DLCFD
On December 17th, 2020, Roman and I (Nadav) entered into a special kind of Discreet Log Contract (DLC) called a Contract for Difference (CFD), or Discreet Log Contract for Difference (DLCFD) for short. Roman entered into the CFD with $22.80 …
Settlement of Volatility DLC
On December 4th, 2020, Chris and I (Nadav) entered into a Discreet Log Contract (DLC) speculating on the BTC/USD price. Specifically, I took the position that over the course of a week the price would move significantly, up or down, …
Discreet Log Contracts Part 2: How They Work [Adaptor Version]
In our last Discreet Log Contract post, we explored the problems faced by most existing smart contracts as well as what Discrete Log Contracts (DLCs) are at a high level. In this post we will detail what exactly what it …
Transferring In-Channel Lightning DLCs
Transferability of Discreet Log Contracts (DLCs) is of major interest due to the capital inefficiency inherent to contracts which do not rely on custody or counter-party trust. In other words, DLCs require all parties to lock up the maximum collateral …
DLC Private Key Management Part 2: The Oracle’s private keys
Oracle Private Key Management Discreet Log Contracts enable non-custodial speculation directly on top of the bitcoin blockchain. When protocols are non-custodial, it’s important for users to understand how private keys are handled for the duration of their interaction with the …
DLC Private Key Management Part 1
Discreet Log Contracts enable non-custodial speculation directly on top of the bitcoin blockchain. When protocols are non-custodial, it’s important for users to understand how private keys are handled in the protocol. With DLCs, there is the potential for millions of …
Schnorr Applications: Scriptless Scripts
In this post we continue our survey of Schnorr-enabled schemes and their applications to Bitcoin by exploring the exciting world of Scriptless Scripts which are enabled by a signature scheme called Adaptor Signatures. I will note that while it is …