Tag: blockchain security
How Double-Spending Is Prevented in Bitcoin, Ethereum, and Other Blockchain Consensus Mechanisms
Double-spending is the biggest threat to digital currencies. Learn how Bitcoin, Ethereum, and other blockchains prevent it using Proof of Work, Proof of Stake, and DPoS - and why confirmation counts matter more than you think.
- October 9 2025
- Terri DeLange
- 1 Comments
What Is Cryptographic Encryption in Blockchain? A Clear Breakdown
Cryptographic encryption in blockchain uses hash functions, public keys, and digital signatures to secure transactions and prevent tampering. It’s the foundation of trust in decentralized systems - no banks needed.
- August 3 2025
- Terri DeLange
- 1 Comments
How Blockchain Prevents Identity Theft: A Clear Breakdown of the Technology That’s Changing Digital Security
Blockchain prevents identity theft by giving users control over their data, eliminating centralized databases that hackers target. With cryptographic proofs and decentralized storage, it stops fraud before it starts - and already cuts losses by billions annually.
- December 27 2024
- Terri DeLange
- 4 Comments
Restaking Use Cases and Applications in Blockchain
Restaking lets Ethereum stakers secure multiple blockchains at once for higher yields, but comes with added slashing risks. Learn how EigenLayer, Renzo, and liquid restaking are reshaping blockchain security and where it's being used today.
- December 26 2024
- Terri DeLange
- 1 Comments