Join Blockchain Philly for a special beachfront Meetup on Bitcoin, Crypto Investing, and Blockchain in Brigantine, New Jersey on August 28th. The educational session will be followed by a networking happy hour.
Join Blockchain Philly for a special beachfront Meetup at the Laguna Grill and Rum Bar in Brigantine, New Jersey. Join members and the Blockchain community in learning Bitcoin, Crypto Investing, and Blockchain. The session will be followed by a networking happy hour accompanied by food and drinks.
RSVP through Blockchain Philly Meetup or contact Allison at [email protected]
Get the weekly commit
New blockchain deep dives every week.
GeneralIntermediateA bridge is only as safe as whatever verifies cross-chain messages. Most major hacks came from stolen validator keys, verification bugs, or bad upgrades, not the chains themselves.
#bridges#security
On Bitcoin, scale confirmation depth with the amount at risk, since finality is probabilistic. On Ethereum, wait for the finalized checkpoint. On rollups, wait for the batch to be final on L1.
#consensus#transactions
GeneralIntermediateBIP-39 encodes random entropy as 12-24 words and stretches them into a seed; BIP-32/44 derive every key from it. Store the words offline on durable media in several places, never digitally.
#cryptography#security#wallets
