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CosmosIntermediateCosmos chains secure themselves and connect through IBC, while Polkadot parachains rent shared security with DOT and message through XCM. This guide compares both, including coretime, JAM and the Cosmos Hub's 2026 removal of Interchain Security.
#bridges#governance#scaling
BaseIntermediateBase is Coinbase's Ethereum layer 2, rated Stage 1 by L2BEAT as of November 2026. Learn how its sequencer, blobs and multiproof withdrawals work, what Coinbase controls and doesn't, why it left Optimism's governance, and why it has no token.
#gas-&-fees#scaling
MoneroIntermediateMonero hides the sender, recipient and amount by default with ring signatures, stealth addresses and RingCT. Zcash uses zk-SNARKs for shielded funds. Compare both designs, their weaknesses, exchange delistings and EU rules due in 2027.
#cryptography#privacy#regulation
BitcoinIntermediateA large quantum computer running Shor's algorithm could forge Bitcoin signatures, but no such machine exists yet. Learn which addresses expose public keys, how many coins are at risk, how estimates have fallen and where BIP-360 stands.
#cryptography#security#upgrades
BitcoinIntermediateThe Lightning Network moves Bitcoin payments into two-party channels, so only opening and closing usually touch the blockchain. Learn how HTLCs route payments, why inbound capacity matters, what watchtowers do, what a force close costs, and its limits.
#scaling#transactions
HyperliquidIntermediatePerpetual futures track an asset's price with no expiry, using funding payments between longs and shorts to stay near spot. Hyperliquid runs them on its own chain with an on-chain order book and the HLP vault. Leverage can erase your margin quickly.
#defi#markets
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
GeneralIntermediateA zero-knowledge proof shows a statement is true without revealing anything else about it. Crypto uses these proofs for zk-rollups, private payments and identity. Here is how they work, how SNARKs and STARKs differ, and where they have failed.
#privacy#scaling#zero-knowledge
ChainlinkIntermediateA blockchain oracle brings outside data such as prices onto a chain so smart contracts can use it. Learn how push and pull feeds, Chainlink, Pyth and TWAPs work, how the Mango Markets attack exploited a thin market, and how protocols defend against bad prices.
#defi#oracles#security
GeneralIntermediateDeFi lending pools set interest rates from utilization and require more collateral than the loan. A liquidation is triggered when the health factor falls below 1. This guide explains LTV, liquidation thresholds and bad debt with a worked example and real incidents.
#defi#oracles#stablecoins
SolanaIntermediateSolana gets its speed from a known leader schedule, parallel execution, 200-millisecond slots and local fee markets. Here is how it works after the October 2026 Alpenglow switch, how theoretical and observed TPS differ, and what outages and hardware costs show.
#consensus#performance#scaling
