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Solana Foundation's new CISO warns AI is making crypto scams more convincing ref: coindesk

SOLANA update for today - July 30, 2026: Live Price: $74.09 USD current 195d 24h Range: $72.32 Low to $74.53 High 195d Open at $73.31, so up slightly today INR: ~ Rs 7,036 (-0.16% in 24h), other trackers showing ₹6,973.21 (-1.54%) to ₹7,022.25 (-0.55%) a3b8209ecc31 Market Cap: $42.69B 195d Market Context: Trading around its EMA cluster - 20-day and 50-day EMAs at $76.85 and $76.79, SOL at $76.59 up 2.25% on some exchanges d1a0 Key levels: Support near $73, resistance $76-$80 3d7e Down -5.31% over last 7 days, forecast to test $75.29 by Aug 3 Big positive: Solana's stablecoin market cap just crossed $15 billion for first time 3d7e US spot Solana ETFs have logged net inflows in every single July trading session since launch d1a0 SOL is holding above $73 but needs to break $76-$80 to make a move toward $90. Want 7-day chart or buy/sell levels?

FOMC Holds Rates Steady: What It Means for Crypto The U.S. Federal Reserve has decided to keep interest rates unchanged, a move that was widely expected by financial markets. While the decision itself came as no surprise, investors are now focused on the Fed's outlook for inflation, economic growth, and future monetary policy. For the cryptocurrency market, a steady interest rate often reduces uncertainty. However, the biggest price moves usually depend on the tone of the Federal Reserve Chair's comments. A more dovish outlook could improve investor sentiment and support Bitcoin and major altcoins, while a more hawkish message may trigger short-term volatility and profit-taking. Bitcoin remains the key market indicator. If BTC holds above important support levels, altcoins such as Ethereum, Solana, Cardano, and other leading projects could benefit from renewed buying interest. Traders should watch for increased volatility following the Fed's announcement and avoid making emotional decisions during rapid price swings. Key Takeaways: 🇺🇸 Federal Reserve kept interest rates unchanged. 📈 Markets are now watching the Fed's future guidance. ⚡ Expect higher volatility in both crypto and traditional markets. 🛡️ Risk management and proper stop-loss placement remain essential.

When you initiate a crypto transaction, it doesn't go straight onto the blockchain. First, it enters the mempool (memory pool), a decentralized waiting area where unconfirmed transactions are held by nodes. Each node maintains its own local version of this pool, representing all pending activity on the network. · Initial Verification: Upon receiving your transaction, nodes perform checks to validate your cryptographic signature and ensure you have sufficient funds. · Waiting for Selection: Here, your transaction competes with others for inclusion in the next block. Validators (miners/stakers) select transactions to process, typically prioritizing those with the highest fees. · Removal: Once your transaction is included in a block and the block is added to the blockchain, it is removed from the mempool. If the network is congested, transactions can remain in the mempool for extended periods. ⛽ Gas Fees: The Cost of Computation Every action on a blockchain like Ethereum requires computational power, paid for with a gas fee. This fee prevents spam and rewards validators for securing the network. On Ethereum, the total gas fee is calculated as Units of Gas Used × (Base Fee + Priority Fee). · Base Fee: A minimum fee set by the protocol that adjusts with network demand and is "burned" (removed from circulation). · Priority Fee (Tip): An optional tip to incentivize validators to pick your transaction first, helping it clear the mempool faster. · Gas Limit: The maximum amount of gas you're willing to use. A simple ETH transfer uses 21,000 units, while complex smart contract interactions require far more. Transaction complexity and network demand impact total costs. During congestion, fees can spike, while during low activity, they drop significantly. Fees vary by network; Ethereum can cost over $150 during peak times, while Solana's fees average around $0.00025. 🌉 Bridges: Connecting the Blockchain Islands Blockchains are isolated environments that cannot natively communicate. Bridges solve this by enabling the transfer of tokens, messages, and data between different chains. · How They Work: Most bridges use a "lock and mint" or "burn and mint" mechanism. For example, to use ETH on Arbitrum, your ETH is locked on Ethereum, and an equivalent amount is minted on Arbitrum. · Types: Trusted bridges rely on a central entity or set of validators, introducing counterparty risk. Trustless bridges use smart contracts and algorithms, relying on the security of the underlying blockchains. · Risk: Bridges are a major target for hacks; they have accounted for some of the largest exploits in DeFi history. ⚖️ Consensus: PoW vs. PoS Proof of Work (PoW): · Process: Miners compete to solve complex computational puzzles. The winner gets to add the next block and earns block rewards + fees. · Pros: High security, robust against Sybil attacks. · Cons: Extremely high energy consumption, slower throughput (~60 TPS). Proof of Stake (PoS): · Process: Validators are chosen to propose blocks based on the amount of cryptocurrency they have "staked" (locked up as collateral). · Pros: Energy-efficient (over 99% less than PoW), faster transaction speeds, better scalability. · Cons: Risk of wealth concentration and validator centralization. Let me know if you need any part of this explained further.