Dencun (Cancun + Deneb) upgrade (meta {1702260807808044})Latest all core devs – execution (ACDE) call video. Recap by Tim Beiko. Notes from Tim Beiko and Christine Kim:Devnet-12: issues being found & fixed; Prysm expect to join in 1-2 weeksGoerli ~300 node shadow fork planned before end of DecemberGoerli upgrade to be scheduled in January to test 3/6 (target/max) blobsCommunity can propose EIPs for next upgrade, to be discussed in JanuaryConsensus-specs v1.4.0-beta.5: clarifies when clients can serve blocks & sidecars byRootCentralization watch: threatening the value of your ETH🚨 Lido at 32.03% is far too close to 33.3% thresholdClient diversity (via clientdiversity.org):Execution layer: Geth ~84% supermajority, could possibly cause a chain splitConsensus layer: Prysm 41% & Lighthouse 34%, any client bug over 33.3% could mean loss of livenessBetter geographic diversity is optimal, particularly outside of North America & EuropeLayer 1Reth (node) crawler: ~19k active nodes found using UDP & inbound TCPErigon 2024 roadmap: Erigon++ (evmone, SilkRPC C++ components), Caplin full archive node, Erigon v3 & Otterscan (enhanced with Erigon v3 & Beacon Chain capability via Caplin)Lightclients: EIP3074 (AUTH & AUTHCALL opcodes) would allow EOAs to be used within ERC4337 (Account Abstraction using alt transaction pool)For StakersRescue Node adds support for solo stakers, fallback node for temporary access in emergencies/maintenanceClient releasesExecution layer:Erigon v2.55.1: patchNethermind v1.23.0: OP Stack support (Canyon upgrade not yet supported), initialize DB using snapshot and reduced memory consumption when overloaded with CL requestsReth v0.1.0-alpha.13: fix block commit times for full node & heavy RPC tracing usersResearchTiming games: implications of proposers delaying block publication to increase MEV and pros & cons of possible mitigationsCEX<>DEX arbitrage empirical analysisLayer 2L2BEAT liveness dashboard adds intervals of proof submissions for zk rollupsEIPs/StandardsERCs (application layer):ERC7570: Security token interface for confidentiality & legal status transparencyERC7571: Shadow eventsERC7572: Contract-level metadata via contractURIStuff for developersSolidity developer survey 2023: feedback to the Solidity teamShadow logs: add custom events for contracts to offchain shadow fork, access via RPCFoundry Go differential fuzzing template to compare Solidity & Go implementationsWagmi-permit: sign ERC2612/DAI permits with viem/wagmiGuide to web3.py typed data message signingEF Python team: Ethereum Python user surveyOpenZeppelin access manager explorer for contract permissionsProtolambda’s Grug wallet designSecurityOpenZeppelin: contracts integrating both Multicall & ERC2771 vulnerable to address spoofingThirdweb vulnerability, impacted pre-built contract deployers need to mitigateEcosystemBlocknative Ethernow transaction explorer (including live transaction pool), desktop onlyParsec block explorer, supports mainnet & L2s, transaction heat map and custom layouts for address typesMEV searching strategy: blind arbs on private orderflowEF run a node grantees: 35 recipients from 23 countriesOptimism’s RetroPGF3 voting ended, 502 projects qualified for share of 30M OPEnterpriseSociete Generale issued EUR 10M green bond onchainOnchain statsGas fees (via ultrasound.money): 21.4 to 144.2 gwei, with 45.2 gwei averageZero net issuance currently at 21.8 gwei17.6k ETH net burn this weekETHUSD: $2,086 - $2,385, currently $2,361ETHBTC: currently 0.053 (Flippening at ~0.16)Notable at app layerSafe RecoveryHub: set multisig recoverer(s), recovery attempt can be canceled within review windowCoinbase Wallet links: send USDC via a shareable LINK, returned if not claimed within 2 weeksMatcha cross chain swaps live on mainnet, L2s & sidechainsProof of P2P: soulbound NFT, zk proof of unique human with P2P account, requires VenmoOptimism We ❤️ the Art (NFT creator contest) extended to January 8Job ListingsEnya Labs: Lead Security Engineer, Sr. Fullstack Dev (with Go exp), BizDevSenior Operations Security Expert wanted by EFZK circuits engineer sought by EF Privacy & Scaling Explorations teamRegulation/business/tokensRussian owner of Bitzlato exchange pleaded guilty to unlicensed money transmitting [back in January US DoJ pre-announced enforcement action]Platypus hackers acquitted by Paris court, as deemed smart contract interactionGeneralGovernments obtained push notification metadata from Apple (subpoena) & Google (court order)Security self audit: Telegram and Google accountUpcoming Dates of Note(new/changes in bold)Jan 15 – EF’s Next Billion fellowship cohort 4 deadlineFeb 2-4 – ETH Cinco de Mayo hackathon (Cholula, Puebla)Feb 23-Mar 3 – ETHDenver BUIDLWeek & hackathonMar 13-14 – ETHLatam (San Pedro Sula, Honduras)Mar 15-17 – Pragma & ETHGlobal LondonMar 19-21 – ETH Canal (Panama City, Panamá)Mar 21-24 – ETHTaipei conference & hackathonMar 27-30 – ETH Bucharest hackathon & conferenceApr 5-26 – ETHGlobal Scaling Ethereum (virtual)Apr 5-7 – EthereumZuri.ch conference & hackathonMay 3-5 – Pragma & ETHGlobal SydneyMay 21-23 – DappCon (Berlin)May 24-26 – ETHBerlinJul 8-11 – EthCC (Brussels)& ETHGlobal BrusselsAug 23-Sep 13 – ETHGlobal ETHOnline (virtual)Sep 20-22 – ETHGlobal SingaporeOct 18-20 – Pragma & ETHGlobal San FranciscoNov – ETHGlobal DevConAre you following me $ETH

Digital security refers to the protection of digital information and systems from unauthorized access, attacks, damage, or theft. It encompasses a wide range of practices and technologies designed to safeguard data integrity, confidentiality, and availability. Here are some key aspects of digital security:

1. **Types of Digital Security**
- **Data Encryption**: Protecting data by converting it into a secure format that can only be read with the correct decryption key.
- **Firewalls**: Systems that monitor and control incoming and outgoing network traffic based on predetermined security rules.
- **Antivirus Software**: Programs designed to detect and eliminate malware, including viruses, worms, and trojans.
- **Access Control**: Mechanisms that restrict access to information and resources to authorized users only.

2. **Best Practices**
- **Strong Passwords**: Use complex passwords and change them regularly.
- **Multi-Factor Authentication (MFA)**: Adding an extra layer of security by requiring multiple forms of verification.
- **Regular Updates**: Keeping software and systems up to date to protect against vulnerabilities.
- **Backups**: Regularly backing up data to recover from loss or corruption.

3. **Threats to Digital Security**
- **Phishing**: Fraudulent attempts to obtain sensitive information by masquerading as a trustworthy source.
- **Malware**: Malicious software designed to harm or exploit devices and networks.
- **Ransomware**: A type of malware that encrypts files and demands payment for the decryption key.
- **Data Breaches**: Incidents where unauthorized individuals gain access to sensitive data.
4. **Emerging Trends**
- **AI and Machine Learning**: Leveraging artificial intelligence to detect and respond to security threats more effectively.
- Zero Trust Security: A security model that assumes threats could be both outside and inside the network, requiring strict identity verification.
- **Cloud Security**: Protecting data stored in cloud services, focusing on access control and data protection.
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