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- Move keystore from /var/lib/aitbc/keystore to /opt/aitbc/keys - Consolidate validator_keys.json, .password, and README.md - Update README with comprehensive documentation - Centralize key management for better organization - Maintain secure permissions (600 for sensitive files)
AITBC Keys Directory
🔐 Purpose
Secure storage for blockchain cryptographic keys and keystore files.
📁 Contents
Validator Keys
validator_keys.json- Validator key pairs for PoA consensus.password- Keystore password (secure, restricted permissions)README.md- This documentation file
🔑 Key Types
Validator Keys
{
"0x1234567890123456789012345678901234567890": {
"private_key_pem": "RSA private key (PEM format)",
"public_key_pem": "RSA public key (PEM format)",
"created_at": 1775124393.78119,
"last_rotated": 1775124393.7813215
}
}
Keystore Password
- File:
.password - Purpose: Password for encrypted keystore operations
- Permissions: 600 (root read/write only)
- Format: Plain text password
🛡️ Security
File Permissions
- validator_keys.json: 600 (root read/write only)
- .password: 600 (root read/write only)
- Directory: 700 (root read/write/execute only)
Key Management
- Rotation: Supports automatic key rotation
- Encryption: PEM format for standard compatibility
- Backup: Regular backups recommended
🔧 Usage
Loading Validator Keys
import json
with open('/opt/aitbc/keys/validator_keys.json', 'r') as f:
keys = json.load(f)
Keystore Password
# Read keystore password
cat /opt/aitbc/keys/.password
📋 Integration
Blockchain Services
- PoA Consensus: Validator key authentication
- Block Signing: Cryptographic block validation
- Transaction Verification: Digital signature verification
AITBC Components
- Consensus Layer: Multi-validator PoA mechanism
- Security Layer: Key rotation and management
- Network Layer: Validator identity and trust
⚠️ Security Notes
- Access Control: Only root should access these files
- Backup Strategy: Secure, encrypted backups required
- Rotation Schedule: Regular key rotation recommended
- Audit Trail: Monitor key access and usage
🔄 Migration
Previously located at /var/lib/aitbc/keystore/ - moved to /opt/aitbc/keys/ for centralized key management.