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Crypto Firms Expand Services, Enhance Security Measures

Debit cards, yield-earning tools, and scam screening systems debut or expand in the US

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The cryptocurrency industry has seen a flurry of activity in recent days, with several companies announcing new services and features aimed at enhancing the user experience and improving security measures. MetaMask, a...

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    MetaMask expands debit card across U.S. after year-long pilot

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Crypto Firms Expand Services, Enhance Security Measures

Debit cards, yield-earning tools, and scam screening systems debut or expand in the US

Friday, February 27, 2026 • 2 min read • 5 source references

  • 2 min read
  • 5 source references

The cryptocurrency industry has seen a flurry of activity in recent days, with several companies announcing new services and features aimed at enhancing the user experience and improving security measures.

MetaMask, a leading cryptocurrency wallet provider, has expanded its debit card service across the US, following a year-long pilot program. The card, which allows users to spend digital assets directly from their self-custodial wallets at various merchants, is now available in all 49 states, including New York. According to a report by CoinDesk, the card works everywhere Mastercard is accepted, including support for digital wallets like Apple Pay and Google Pay.

In another development, Grvt, a decentralized finance (DeFi) platform, has integrated Aave, a popular lending protocol, to enable traders to earn yield on perpetual collateral. This move is expected to boost Grvt's revenue, which is already substantial, with DeFi data platform DeFiLlama reporting that derivatives contribute heavily to DeFi's $1 billion-plus quarterly revenue.

Meanwhile, OKX, a cryptocurrency exchange, has integrated Chainalysis Alterya, a pre-withdrawal scam screening system, to block scam-linked transfers before funds leave their platforms. This move comes as fraud losses continue to climb in the industry.

Decibel, a fully on-chain perpetuals exchange incubated by Aptos Labs, has also gone live on the Aptos mainnet, following a successful public testnet with 700,000+ accounts and $50 million in pre-deposits. The exchange boasts an on-chain order book and risk engine, with all order matching, settlement, and margin logic executing on-chain via smart contracts on Aptos.

These developments demonstrate the industry's ongoing efforts to improve user experience, enhance security measures, and increase adoption. As the cryptocurrency market continues to evolve, it is likely that we will see more innovative solutions and features emerge.

Sources:

  • Mastercard, MetaMask launch US crypto card, debuting in New York (CoinDesk)
  • Grvt integrates Aave so traders can earn yield on perp collateral (CoinDesk)
  • OKX integrates Chainalysis Alterya for pre-withdrawal scam screening (CoinDesk)
  • MetaMask expands debit card across U.S. after year-long pilot (CoinDesk)
  • Decibel goes live on Aptos with a $58 million war chest and a secret weapon from Stripe's Bridge (CoinDesk)

The cryptocurrency industry has seen a flurry of activity in recent days, with several companies announcing new services and features aimed at enhancing the user experience and improving security measures.

MetaMask, a leading cryptocurrency wallet provider, has expanded its debit card service across the US, following a year-long pilot program. The card, which allows users to spend digital assets directly from their self-custodial wallets at various merchants, is now available in all 49 states, including New York. According to a report by CoinDesk, the card works everywhere Mastercard is accepted, including support for digital wallets like Apple Pay and Google Pay.

In another development, Grvt, a decentralized finance (DeFi) platform, has integrated Aave, a popular lending protocol, to enable traders to earn yield on perpetual collateral. This move is expected to boost Grvt's revenue, which is already substantial, with DeFi data platform DeFiLlama reporting that derivatives contribute heavily to DeFi's $1 billion-plus quarterly revenue.

Meanwhile, OKX, a cryptocurrency exchange, has integrated Chainalysis Alterya, a pre-withdrawal scam screening system, to block scam-linked transfers before funds leave their platforms. This move comes as fraud losses continue to climb in the industry.

Decibel, a fully on-chain perpetuals exchange incubated by Aptos Labs, has also gone live on the Aptos mainnet, following a successful public testnet with 700,000+ accounts and $50 million in pre-deposits. The exchange boasts an on-chain order book and risk engine, with all order matching, settlement, and margin logic executing on-chain via smart contracts on Aptos.

These developments demonstrate the industry's ongoing efforts to improve user experience, enhance security measures, and increase adoption. As the cryptocurrency market continues to evolve, it is likely that we will see more innovative solutions and features emerge.

Sources:

  • Mastercard, MetaMask launch US crypto card, debuting in New York (CoinDesk)
  • Grvt integrates Aave so traders can earn yield on perp collateral (CoinDesk)
  • OKX integrates Chainalysis Alterya for pre-withdrawal scam screening (CoinDesk)
  • MetaMask expands debit card across U.S. after year-long pilot (CoinDesk)
  • Decibel goes live on Aptos with a $58 million war chest and a secret weapon from Stripe's Bridge (CoinDesk)

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MetaMask expands debit card across U.S. after year-long pilot

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Decibel goes live on Aptos with a $58 million war chest and a secret weapon from Stripe's Bridge

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This article was synthesized by Fulqrum AI from 5 trusted sources, combining multiple perspectives into a comprehensive summary. All source references are listed below.