BIP-138 encrypts the part of a wallet backup that is not the seed
A new draft BIP defines a compact encryption scheme for output script descriptors, wallet policies and other metadata. The payload is forbidden from containing private key material.
Victoria Shinder
Contributing writer
Writes about the rules around crypto: what a regulator's decision says, what it does not say, and which of the two the market reacted to.
Signed pieces
EIP-8383 would cut the beacon block retention window by three quarters
The draft lowers MIN_EPOCHS_FOR_BLOCK_REQUESTS from 33,024 epochs to 8,192, arguing the existing figure comes from a worst-case weak-subjectivity calculation nobody actually uses.
A prerelease codec adds Confidential MPT definitions to xrpl.js
ripple-binary-codec 2.12.0-smartescrow.0 ships support for XLS-0096 Confidential MPT and XLS-68 sponsorship, on a branch named for a feature that is not the headline.
Solana accepts SIMD-0582: fail on trace overflow before doing the work
A proposal merged into the improvement documents repository on 16 September moves detection of instruction trace overflow earlier, so a transaction that cannot succeed is rejected before the runtime spends on it.
XRPL's lending standard gains ID functions for loans and sponsorship
A three-line addition to XLS-102 defines how to derive ledger entry IDs for sponsorship, `loan_broker` and loan objects, merged the day after the cosigner draft.
The descriptor BIPs are reclassified from Standard to Specification
A merge into the BIPs repository moves BIP 379 through BIP 390 to the Specification type introduced by the revised BIP process.
Simulations put one-dimensional Ethereum fees against EIP-7999
An Ethereum Research post benchmarks post-Glamsterdam single-base-fee configurations against multi-dimensional pricing, reporting execution gas and annual state growth for each.
Whitehats move 52 BTC from the Coldcard seed flaw into a recovery trust
Galaxy Digital research says 52.37 BTC tied to July's Coldcard exploit went to an address carrying an OP_RETURN pointer to a newly formed recovery trust.
A new BIP lands for encrypting the wallet data that is not the seed
BIP-138, merged into the BIPs repository, specifies a compact encryption scheme for non-seed wallet data such as descriptors.
EIP-7906 gains two opcodes' worth of per-topic event views
An update merged into the EIPs repository extends the proposal with per-topic-value event views under TXDIFF parameters 0x0B and 0x0C.