Https://stacks.co is building smart contracts through a separate blockchain which reads and writes to the main bitcoin blockchain. There are others too. These higher expression layers will allow bitcoin to be used in finance with reduced counterparty risk. Bitcoin is money. Please don’t FOMO into any of these projects; just put a few sats in; see how they work / don’t work. Beta testing mentality. These other... Source: over 1 year ago

We have DeFi on bitcoin — https://stacks.co. Source: over 1 year ago

TLDR: The sBTC whitepaper proposes Stacks[1] and sBTC[2] as layer-two mechanism for unlocking defi (DEXs, NFTs, and other dapps, etc.) on top of the Bitcoin blockchain. I've started deconstructing and analyzing it in relation to what it means for both Bitcoin and Stacks. [1] https://stacks.co/ [2] https://assets.stacks.co/sbtc.pdf. - Source: Hacker News / over 1 year ago

I suggest fellow Bitcoiners research the stacks project https://stacks.co. Source: over 1 year ago

Stake (they call it stack) Stacks and get paid in either BTC or STX (stacks.co). No trust needed - as you keep your coins in your own wallet and delegate them like you do with Tezos. Source: about 2 years ago

PS. At the moment I’m using this one. It’s really good but it’s missing an export feature. Source: over 1 year ago

For iOS? Authenticator - it's open-source and about as simple as it gets. Source: over 1 year ago

For iOS offline, you could go with Tofu or Authenticator. These are open-source alternatives. Source: almost 2 years ago

2FA: This is a necessity for all online accounts nowadays, but it is important to store your TOTP codes somewhere trusted and secure. Services like Authy are cloud-based and proprietary, meaning that no one can verify their privacy and security claims. Cloud-based applications are risky as it is, and it is best to keep your codes somewhere local on your devices, such as Aegis for Android, or Authenticator for iOS.... Source: over 2 years ago