Topic
EthereumIntermediateAccount abstraction lets code decide how an Ethereum account approves transactions, enabling recovery, sponsored gas, batching and passkeys. ERC-4337 uses bundlers and paymasters. EIP-7702 lets existing addresses run contract code, but their original key keeps full control.
#account-abstraction#gas-&-fees#wallets
GeneralWallet drainers steal crypto through permissions you sign, not your seed phrase. Learn how token approvals, permit signatures, setApprovalForAll and EIP-7702 delegation phishing work, what to check before signing, and how to revoke approvals.
#security#transactions#wallets
GeneralBeginnerA seed phrase is 12 or 24 words that act as the master key to your whole wallet — import them anywhere and you regain the same accounts. Lose it and funds are gone; expose it and they're stolen. Store it offline, and never give it to anyone.
#cryptography#security#wallets
GeneralBeginnerA wallet stores the keys that control your coins, not the coins themselves. Custodial means a company holds those keys for you; self-custody means you hold them, with full control and full responsibility — captured by the phrase 'not your keys, not your coins'.
#basics#security#wallets
BitcoinBeginnerA spot ETF holds real bitcoin with a custodian while you own fund shares on a stock exchange. Authorized participants create and redeem shares to track NAV. Unlike self-custody, you can't send the coins or trade them 24/7.
#markets#regulation#wallets
GeneralBeginnerProjects snapshot on-chain activity and let eligible wallets claim free tokens, often via a Merkle-proof contract. Scams use fake claim sites, malicious approvals, permit signatures, seed phrase requests or pay-to-claim fees.
#security#tokens#wallets
GeneralBeginnerTechnically yes: a wallet is just a key plus signing code, so an agent can hold and spend crypto. Legally, its operator owns the funds, and smart accounts, spending caps and human approval keep the risks in check.
#ai#security#smart-contracts
BitcoinBeginnerAfter over a decade of dormancy, one of Bitcoin’s earliest and largest holders has made a dramatic return—shifting a staggering 80,201 BTC, now worth approximately $9.6 billion, to Galaxy Digital, a major institutional asset manager. This unprecedented move has shaken the crypto community,…
#crypto#wallets
BitcoinBeginnerA crypto investor recently suffered a catastrophic loss after purchasing a discounted “cold wallet” from Douyin’s has an e‑commerce platform—China’s version of TikTok—only to discover it had been compromised before delivery. Instead of securely storing private keys, the wallet arrived preloaded…
#china#crime#crypto
GeneralBeginnerThe recent announcement of a Trump-branded crypto wallet has ignited confusion and controversy within the cryptocurrency community and the Trump family. Both said that on June 3, Magic Eden, a prominent NFT marketplace, and the team behind the $TRUMP memecoin unveiled plans for the “Official…
#crypto#donald-trump#memecoin
GeneralBeginnerMicrosoft has detected a new remote access trojan (RAT) designed to compromise cryptocurrency wallets stored in 20 different browser extensions for Google Chrome. In a blog post on March 17, Microsoft’s Incident Response Team reported that the malware, named StilachiRAT, was first identified in…
#crypto#microsoft#wallets
