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Crypto Bulletin

Markets, protocols and policy news

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Everything published on Crypto Bulletin.

  1. ID f86659

    JPMorgan makes JPM Coin available to institutions on Ethereum

    JPMorgan has made its dollar deposit token available to institutional clients on Ethereum, adding a public network alongside Base for onchain transfers and settlement.

  2. ID e68b43

    Crypto.com and Novig sue Missouri over sports event contracts

    Crypto.com and Novig sued Missouri over sports event contracts, arguing federal law preempts state gambling rules as cease-and-desist deadlines expired.

  3. ID 6b2a5b

    Coinbase and Marqeta team up on stablecoin-backed cards

    Coinbase will custody and convert stablecoin balances for cards issued through Marqeta, with settlement on Base and 24/7 program funding for business customers.

  4. ID 409b81

    Tether freezes $10 million tied to CryptoBilis wallet theft

    Tether blacklisted 37 addresses and froze $10 million across 20 wallets tied to the CryptoBilis wallet drain, as investigators continued tracing stolen funds.

  5. ID aa8e8a

    Coinbase and Marqeta plan stablecoin-backed cards for businesses

    Coinbase will handle custody, fiat conversion and settlement on Base for cards Marqeta customers can issue, letting users spend stablecoin balances at global merchants.

  6. ID 717f59

    What a token approval does before a bridge

    A token approval lets a bridge contract move specified tokens from your wallet; check the spender, cap and network before signing, then review unused access.

  7. ID 7a2001

    Cross-chain swaps trade speed against settlement certainty

    A cross-chain swap balances confirmation time against settlement certainty: check source-chain confirmations, output asset, fees and slippage before choosing speed.

  8. ID 7712ab

    Choose a destination wallet before your first cross-chain swap

    Before a first cross-chain swap, match the destination wallet to the receiving network, asset and recovery method to reduce failed transfers and confusion.

  9. ID 275fc4

    Four checks for accurate cross-chain portfolio tracking

    Cross-chain portfolio tracking depends on matching balances by network, reconciling bridge transfers and pricing wrapped tokens consistently across chains.

  10. ID 02c416

    Stalled Bridge Transactions: How Nonce Management Works

    A stalled bridge transfer may be waiting on a source-chain nonce or a separate destination step; identify which one before replacing or cancelling anything.

  11. ID c4ef03

    How to Pay Contributor Invoices Through a Mantle Bridge

    Paying a contributor on Mantle takes two transactions when funds start elsewhere: bridge the agreed token, then send it to the invoice wallet and log both hashes.

  12. ID 47c7cc

    Coinbase and Marqeta expand partnership for stablecoin cards

    Marqeta and Coinbase expanded their partnership Oct. 16, enabling businesses to issue stablecoin-backed cards with Coinbase custody and conversion and settlement on Base.

  13. ID b86e75

    How to Move Bitcoin Cash Into Ethereum Lending

    Bitcoin Cash cannot enter an Ethereum lending market directly: users need a supported Ethereum token, then must weigh bridge, custody and liquidation risks.

  14. ID 29ee39

    How to use different wallets with a Mantle bridge

    You can bridge assets between wallets on Mantle, but the source, recipient, network and gas balance must line up before you approve a transfer.

  15. ID 402b57

    Network School acquires Farcaster and adds user contract

    Network School acquired Farcaster from Neynar and is asking users to accept an onchain conduct agreement for full access, shifting how the platform is governed.

  16. ID ecace8

    Native or Wrapped Gas Tokens: Which Should You Choose?

    Choose the native gas token for network fees and the wrapped version when an app needs a transferable token; check chain, contract and liquidity before swapping.

  17. ID daaf31

    What to Check in Bitcoin Threshold Signing

    Threshold signing lets Bitcoin key holders approve a release without putting the full key in one place; assess quorum, signer independence, recovery and transaction checks.

  18. ID 1d8088

    Choose native or wrapped bitcoin by destination and exit route

    Choose native BTC when you need Bitcoin-chain control; use wrapped BTC only when the destination app accepts that token and its redemption route fits before sending.

  19. ID daba5a

    Five Address-Book Checks Before a Cross-Chain Transfer

    Five checks—network, full address, checksum, memo or tag, and a small test transfer—help catch cross-chain address-book mistakes before funds move.

  20. ID 89e533

    Founders Fund leads $5M purchase of Anvil governance tokens

    Founders Fund led a $5 million purchase of Anvil’s ANVL governance tokens, joined by Pantera and others, giving buyers a role in protocol decisions.

  21. ID 0bcbb6

    THORChain’s Outbound Multiplier Changes Swap Payouts

    THORChain’s outbound fee multiplier scales destination-chain gas, shifts with fee surplus and reduces the asset delivered; check the route fee before swapping.

  22. ID 4176c0

    How to Pay Mantle Lending Interest From Another Chain

    To pay Mantle lending interest from another chain, bridge the borrowed asset to Mantle, then approve and repay it through the market holding the debt.

  23. ID 9926e7

    Mantle bridge swaps have no fixed slippage limit

    A Mantle bridge transfer can preserve the same token amount, but a route that swaps assets can deliver less as prices move or pool liquidity thins.

  24. ID 58d7fe

    Rebasing changes bridge amounts as token balances update

    A rebase changes a token balance without a transfer, so bridges can misstate what arrives; share-based or wrapped tokens keep amounts predictable across chains.

  25. ID b33f97

    Why a cross-chain swap still needs destination gas

    A cross-chain swap can deliver tokens and still leave a beginner unable to move them: destination gas is paid separately in the chain’s native asset.

  26. ID 9b944c

    How to verify Bitcoin arrived on Solana

    A Bitcoin transfer is complete only when the bridge’s destination transaction credits the Solana token account with the right mint and amount and reaches finality.

  27. ID 55e60f

    Four checks to make when a cross-chain swap is stuck

    A pending swap may still be confirming, queued for payout or refunded. Check the source transaction, protocol status and destination chain before sending again.

  28. ID c1313a

    Three Choices When Bridge Congestion Delays a Crypto Transfer

    A congested bridge leaves three practical choices: wait for source-chain inclusion, replace a stuck transaction, or track a finalized transfer before acting again.

  29. ID 8a72d8

    Estimate a Cross-Chain Swap’s Arrival in Three Stages

    Estimate a cross-chain swap from its quote and status stages: source confirmation, bridge or solver delivery, and destination execution each add time.

  30. ID 9412f5

    Why a Cross-Chain Swap Can Wait After Your Wallet Says Sent

    A wallet’s “sent” message confirms broadcast, while a cross-chain swap may still need source-chain confirmation, bridge processing and a destination transaction.

  31. ID f051b3

    How to Track a Cross-Chain Swap by Transaction ID

    A cross-chain swap can have several transaction hashes. Follow the deposit, protocol processing and destination payout to locate a delay and check the right chain.

  32. ID e36de7

    South Korea orders access blocks for 27 crypto sites

    South Korea's FIU says regulators approved domestic access blocks for 27 unregistered crypto sites, including KuCoin and BitMart, extending restrictions from apps to websites.

  33. ID 96f3a0

    Check the wallet network before a bridge deposit

    A wallet network mismatch can stop a bridge deposit or send funds along the wrong route; check the source chain, token and destination before signing any transaction.

  34. ID 2a690f

    Solana schedules Alpenglow mainnet activation for Oct. 21

    Solana will activate Alpenglow on mainnet on Oct. 21, replacing TowerBFT and targeting 150-millisecond transaction finality, down from about 12.8 seconds.

  35. ID 6e2307

    Thor swap or bridge and trade: which route fits?

    A cross-chain swap combines movement and conversion in one route; bridging first gives more control but adds steps, gas and destination-chain execution.

  36. ID 5ed4aa

    Jeonbuk Bank starts South Korea’s first bitcoin-backed loans

    Jeonbuk Bank has begun won loans for companies backed by bitcoin, using an outside custodian and court sale procedures to recover collateral after default.

  37. ID 3f3d20

    XRP Ledger fixes decade-old flaw that could mint new XRP

    XRP Ledger fixed a decade-old payment flaw that could have created spendable XRP beyond its 100 billion supply cap; developers found no public exploitation.

  38. ID 314c16

    Standard Chartered launches RLUSD custody on XRP Ledger

    Standard Chartered has launched custody for Ripple’s RLUSD on the XRP Ledger through its Dubai branch, opening the stablecoin to eligible institutional clients.

  39. ID 5230c8

    GSR commits $100 million to new onchain credit business

    GSR is committing $100 million to Hare, a new onchain vault business launching Aave-based stablecoin and tokenized-gold yield products with anchor liquidity.

  40. ID b005cd

    Meanwhile raises $37.5M in Bitcoin life insurer funding

    Meanwhile raised $37.5 million from existing investors, taking its total above $180 million as it expands Bitcoin life cover through brokers serving clients outside the US.

  41. ID a7ed9d

    XRP Ledger fixes flaw that could mint spendable tokens

    XRPL's Sept. 25 release fixed an overflow flaw that could mint spendable XRP; developers say they found no evidence of exploitation on public networks.

  42. ID 8d3a35

    Solana cuts mainnet slot time to 200 milliseconds

    Solana completed its move to 200ms slots on Oct. 9, doubling block production opportunities while Alpenglow remains a separate consensus upgrade in development.

  43. ID e0a568

    Fairshake backs 32 House candidates, commits $6 million to six

    Fairshake will support 32 House candidates, including six receiving $1 million each, as the crypto industry turns to midterms after the CLARITY Act stalled.

  44. ID d87bf5

    Samsung Wallet to add USDC remittances on 82M US Galaxy devices

    Samsung will add USDC transfers to Wallet in late October for eligible users on 82 million US Galaxy devices, with bank payouts available in more than 60 countries.

  45. ID db3a52

    Fairshake backs 32 House candidates with at least $6 million

    Fairshake named 32 House candidates for 2026, pledging $1 million each to six as the crypto industry’s market-structure bill remains stalled in the Senate.

  46. ID 55a965

    How to Compound SpookySwap Farm Rewards Into LP

    Compounding SpookySwap farm rewards means harvesting BOO, converting the needed amount, adding liquidity to a chosen pair, then staking the LP tokens.

  47. ID 061164

    Solana Foundation launches DvP settlement program

    Solana Foundation launched an open-source DvP program for atomic onchain settlement, with J.P. Morgan input and support for regulated token features.

  48. ID 21547d

    Fairshake pledges $6 million to six House candidates

    Fairshake named 32 House candidates for midterm support, pledging $1 million each to six as the stalled CLARITY Act leaves crypto policy unresolved.

  49. ID 8e1b6e

    Portal Bridge moves tokens across chains through Wormhole

    Portal Bridge moves tokens between chains through Wormhole messaging, and the destination asset may be a wrapped version that must be redeemed on arrival.

  50. ID 555f6e

    Ondo launches private-market tokens with pre-IPO AI exposure

    Ondo Finance introduced Ondo Private Markets on Oct. 5, offering notes tied to private-company value, with a pre-IPO AI market set to trade this week.