Historical archive · 2017 · 12 briefings
12 original, source-linked historical crypto briefings associated with events or proposals documented in 2017. Articles were published Sep 28, 2026.
Security · Historical retrospective · 2017
In November 2017 a library initialization mistake in Parity’s multisignature wallet software led to a contract being destroyed, making dependent wallets inaccessible.
Read the briefing →Bitcoin · Historical retrospective · 2017
BIP 173 specifies a checksummed, human-friendly address format used by native SegWit outputs.
Read the briefing →Bitcoin · Historical retrospective · 2017
BIP 174 defines a data structure for passing an unsigned or partially signed transaction between wallets and signing devices.
Read the briefing →Bitcoin · Historical retrospective · 2017
BIP 91 documented a miner-signaling mechanism that could coordinate enforcement of SegWit-related rules during a contentious upgrade period.
Read the briefing →Ethereum · Historical retrospective · 2017
Byzantium activated in October 2017 and introduced several EVM and protocol changes, including new opcodes and updates to block rewards.
Read the briefing →DeFi · Historical retrospective · 2017
Maker’s collateralized-debt design requires vaults to maintain risk thresholds; if collateral value falls below configured limits, liquidation processes can repay debt.
Read the briefing →DeFi · Historical retrospective · 2017
Maker’s Dai system introduced on-chain collateralized borrowing: users lock approved assets in vaults and generate Dai under protocol rules.
Read the briefing →Layer 2 · Historical retrospective · 2017
Plasma designs move transaction execution to child chains while using Ethereum contracts for commitments and dispute resolution.
Read the briefing →Layer 2 · Historical retrospective · 2017
State-channel designs let participants exchange signed state updates off-chain and use the blockchain mainly to open, close or resolve disputes.
Read the briefing →Layer 2 · Historical retrospective · 2017
The Lightning Network’s foundational paper described routed payment channels that can settle balances on Bitcoin without recording every transfer on-chain.
Read the briefing →Policy · Historical retrospective · 2017
The SEC’s 2017 Munchee order concerned a token offering and described the Commission’s view that the facts involved an unregistered securities offering.
Read the briefing →Policy · Historical retrospective · 2017
In 2017 the SEC published a report concluding that DAO tokens at issue were securities under the facts and circumstances described in the document.
Read the briefing →Event or proposal year: 2017. These retrospective articles were first published Sep 28, 2026.