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BLOCKCHAIN BUSINESS MODELS - Coggle Diagram
BLOCKCHAIN BUSINESS MODELS
OVERVIEW
It is a Technology
Invented 1991 (Haber & Scornetta)
BlockChain is a distributed database
BlockChain is immutable
BlockChain is cryptographically secure
TYPES
Public
Trustless
Mechanisms ensure security (PoW, PoS, PoA, ZKP, etc.)
Private
Trust required
More efficient
USES
Verification of Ownership
Efficient exchange of Ownership
P2P (no middle person)
Accesible
APPLICATIONS
Stock Markets
Property Market
Mortages
Banking
Counterfeiting
Verification of OwnerShip
Passports
TARGET: Industries with a lot of middle people
Voting
IoT
Proof of Identity
Hack proof
Drugs Prescriptions
Medical Records
Financial Statements
Real Time reporting
Digital Twins
track history of assets
Fedcoin
avoid illegal activity
TECH BIG PICTURE
Ingrediens
Public/Private Keys
Public Key
Digital Signatures
Transaction mechanisms
Cryptography
Consensus Mechanisms
Incentives
Hashing
Challenges
Storage of large amount of Data
Connection
Latency
Privacy
Real World verification
Oracles
RFID tags
Immutability
Governance
Use Case
Regulation
AI nexus
Security
CRYPTOGRAPHIC HASHING
CHARACTERISTICS
easy to compute (fast)
Deterministic
Secure
Collision resistant
Salted Hashes : Hash (Pass + Salt)
one-way
MATH of HASHING
BASIC OPERATIONS
XOR
MOD
SHA - SECURE HASH ALGORITHM
Collisions
probability of collision lower that brute force
Brute force
SHA-256
Máx number: 2^64-1
CRYPTOLOGY
Cryptography
(how to make something secret)
symetric
Monoalphabetic cypher
Substitution cypher- statistics analysis
Polyalphabetic cipher
asymetric
protocols
Cryptoanalysis
( how to break cryptosystems)