Pesquisa de segurança
A Withdrawal Is a Request: What We Can Learn From Exchange Incidents
Main Takeaway: A balance on an exchange is a record in the exchange's ledger, and taking coins out is a request the exchange has to approve. From Mt. Gox in 2014 to Binance in October 2026, exchange incidents have followed a few repeating patterns, and in most of them users waited on the platform's decision to get their coins back. Self-custody moves the keys, and the work of protecting them, to you. What does an exchange balance actually represent? When you buy crypto on an exchange, the coins usually sit in wallets the exchange controls, alongside everyone else's. Your account shows your share as an entry in the exchange's own database. Coins only leave when you ask for a withdrawal and the exchange signs a transaction from one of its wallets. That step depends on the exchange's systems, policies and solvency on the day you ask. Our guide on where your crypto is actually stored covers the mechanics in more...
Can Your Phone Replace a Hardware Wallet?
A phone can store keys, but it also runs many apps and stays online. Here is what a hardware wallet separates from the phone, and what it does not cover,...
Crypto Hacks in September 2026: What Happened and What Self-Custody Covers
PeckShield counted $766.49M lost to 55 major hacks in September 2026. Most came from one exchange wallet system and one sidechain peg. What self-custody changes and what it leaves as...
How ELLIPAL Hardware Is Built Against Supply Chain Attacks
A hardware wallet supply chain attack modifies a device before delivery. ELLIPAL answers it in layers, from a case built to resist opening and...
Bitget Hot Wallet Incident: Why Trading Continues While Withdrawals Are Paused
Bitget reported about $351.6 million in unauthorized hot wallet transfers on September 24, 2026. Withdrawals paused while trading continued. Here is why both can...
FomoPeek iOS Attack: What Crypto Wallet Users Should Do
FomoPeek 1.1 and 1.2 carried malicious modules capable of escaping the iOS sandbox. Learn what was exposed, what to do now and where hardware...
Entropia da seed: como verificar se sua carteira realmente a possui
A falha da Coldcard foi um erro de compilação silencioso: um gerador de números aleatórios de software substituiu o de hardware por cinco anos....
Segurança cripto em 2025 e 2026: 5 grandes eventos e o que eles significam para a autocustódia
Do hack de US$ 7 milhões da Trust Wallet no navegador à tomada de controle de US$ 285 milhões da multisig da Drift, 5...
Protocolo Drift hackeado em US$ 285 milhões: o que isso revela sobre o risco das exchanges
O ataque ao Drift Protocol provou que “descentralizado” não significa seguro. Veja por que a autocustódia com uma carteira de hardware isolada da internet...
Hackers norte-coreanos acabaram de comprometer uma biblioteca usada por 83 milhões de aplicativos: por que sua carteira isolada da internet não reagiu nem um pouco
Hackers norte-coreanos comprometeram a Axios, uma biblioteca npm baixada 83 milhões de vezes por semana, injetando malware que tem como alvo ativos de criptomoedas....
Hack de US$ 7 milhões da Trust Wallet: o que isso significa para a segurança das carteiras em 2026
US$ 7 milhões roubados. 2.520 carteiras esvaziadas. 48 horas. O ataque de Natal à Trust Wallet provou que as carteiras de navegador são fundamentalmente...
Ataque à cadeia de suprimentos do NPM: o que isso significa para os usuários de criptomoedas
Suas criptomoedas podem ser roubadas sem que você saiba. Um pacote malicioso do NPM está ativo. As carteiras frias Clear Signing da ELLIPAL são...