Metadata, which includes timestamps, transaction details, smart contract data, and more, enables various functions and storage capabilities in blockchain networks. Metadata in blockchain is used in sectors such as healthcare, digital identity, smart contracts, and nonfungible tokens (NFTs). However, challenges including scalability issues, data security concerns, and Oracle dependability must be addressed for broader implementation. Solutions may include layer-2 and sharding techniques, permissioned blockchains and encryption, and multiple data sources for Oracle.
Cybersecurity Industry Gains $1.7 Billion to Develop Cutting-Edge Protection Technologies
In April 2025, cybersecurity startups raised $1.7 billion, signaling a shift to proactive digital defense strategies amid escalating threats. Leading investments, particularly in AI-driven solutions,
