Proof of Work (PoW) Explained: How Bitcoin Mining Validates Transactions (Part 2)
PoW scheme in the context of cryptocurrency was first used in Bitcoin and served as a mechanism to provide assurance…
cryptocurrency
Blockchain Tokens Explained: Utility, Security, and Governance Tokens Compared
These blockchains are standard blockchains that generate cryptocurrency as a result of a consensus process via mining or initial…
Decryption: A Complete Guide to Understanding This Blockchain Concept
RSA-encrypted file, the following command can be used: $ openssl rsautl -decrypt -inkey privatekey.pem -in…
Circuit: A Complete Guide to Understanding This Blockchain Concept
Circuit. picture, the positive leg (long leg) of the LED is connected to pin number 21 of the GPIO, and the negative (short…
Interledger Protocol: The Standard for Sending Payments Across Any Blockchain
Interledger is a simple protocol that is composed of four layers: Application, Transport, Interledger, and Ledger.
Finite Fields in Cryptography: The Math That Makes Blockchain Security Possible
Cryptography. Expert insights, real examples, and practical guidance to master this key blockchain concept.
How To Decentralize: A Complete Guide to Understanding This Blockchain Concept
Narayanan and others have proposed a framework in their book, Bitcoin and Cryptocurrency Technologies, Princeton University…
The Underlying Instrument: A Complete Guide to Understanding This Blockchain Concept
Instrument. Expert insights, real examples, and practical guidance to master this key blockchain concept.
Digital Signatures in Blockchain: How Identity and Authenticity Are Verified (Part 2)
How to generate a digital signature using OpenSSL The first step is to generate a hash of the message file: $ openssl dgst -sha256 message.txt…
Block Ciphers: How Data Is Encrypted in Fixed-Size Chunks for Maximum Security (Part 2)
With this approach, block ciphers are used in the Cipher Block Chaining (CBC) mode in order to generate a MAC.