Blockchain Magazine

1 week ago | blockchainmagazine.com | Lily M. Thompson

In an era where data breaches, like the 2025 Coinbase hack affecting 69,461 users, are weekly news, securing digital identities is more critical than ever. The Galactica Network, a layer-1 blockchain, is addressing this challenge with zero-knowledge certificates (zkCerts), enabling private, secure, and user-controlled identity verification.

1 week ago | blockchainmagazine.com | Lily M. Thompson

Blockchain technology, the backbone of cryptocurrencies like Bitcoin and Ethereum, is often hailed as unhackable, revolutionary, or a financial panacea. Yet, media headlines frequently amplify its risks – hacks, scams, or exchange failures – creating panic about its true security. While blockchain’s cryptographic foundations are robust, media hype can distort perceptions, leading to both unwarranted fear and blind optimism.

1 week ago | blockchainmagazine.com | Lily M. Thompson

Cryptocurrency promises wealth and independence, but the reality is stark: crypto fortunes can be lost in a flash. From exchange collapses to cyberattacks, the crypto market is a minefield where billions have vanished overnight. The 2022 FTX debacle, which erased $8 billion in user funds, serves as a chilling reminder of these risks.

1 week ago | blockchainmagazine.com | Lily M. Thompson

In 2021, Non-Fungible Tokens (NFTs) took the world by storm, capturing headlines with jaw-dropping sales like Beeple’s $69.3 million digital artwork and CryptoPunks fetching millions per token. Celebrities, brands, and investors rushed to join the frenzy, touting NFTs as the future of digital ownership. However, the hype fizzled by 2022-2023, with a market crash wiping out 95% of NFT collection values, fueled by speculation, scams, and unclear use cases.

1 week ago | blockchainmagazine.com | Lily M. Thompson

Bitcoin, the world’s first decentralized cryptocurrency, relies on a process called mining to secure its network and process transactions. At the core of this process is a cryptographic algorithm known as SHA-256SHA-256 (Secure Hash Algorithm 256-bit) is a cryptographic hash function developed by the U.S. National Security Agency (NSA) in 2001 as part of the SHA-2 family.