Legacy Bridge
Status: Production Last Updated: September 2025 Contact/Support: BSV Blockchain Association Community
1. What Is Legacy Bridge?
Legacy Bridge is a BSV blockchain tool that enables seamless fund transfers between traditional cryptocurrency exchanges and modern BRC-100 wallets, specifically designed to work with BSV Desktop wallets. The system acts as a conversion layer that bridges the compatibility gap between legacy address formats used by exchanges and modern BSV wallet standards.
Key Features:
Legacy address-based BSV payments to and from BRC-100 wallets
Exchange-to-wallet fund transfers without format conversion issues
Core functionality including receiving funds, displaying addresses, sending transactions, and viewing transaction history
Seamless integration with BSV Desktop wallets
2. Before You Begin
2.1. Prerequisites
Essential Requirements:
BSV Desktop Wallet - Your BRC-100 compatible BSV wallet
Web browser - Chrome, Firefox, Safari, or Edge
BSV funds on an exchange - Funds in a traditional exchange like KuCoin, Kraken, or others
Internet connection - Stable connection for blockchain transactions
2.2. Supported Platforms
Web-based - Access through any modern web browser
Compatible with - All operating systems (Windows, macOS, Linux)
Wallet Integration - Works with BSV Desktop and other BRC-100 wallets
2.3. Exchange Compatibility
Legacy Bridge works with traditional exchanges that use legacy address formats, including:
KuCoin
Kraken
Digifinex
Orange
Htx
Any other major BSV-supporting exchanges
3. Getting Started: Step-by-Step
Step 1: Set Up Your BSV Desktop Wallet
If you don't have a BSV Desktop wallet yet:
Download BSV Desktop from https://desktop.bsvb.tech/
Install and configure your wallet following the setup wizard
Secure your recovery keys in a safe place
Note your wallet's receiving address for later use
👉 Detailed Guide: BSV Desktop Wallet Setup
Step 2: Access Legacy Bridge
Visit the Legacy Bridge platform at https://legacy.atx.systems/

Connect your BSV Desktop wallet when prompted

Grant necessary permissions for the application to interact with your wallet
Step 3: Prepare Your Exchange Funds
Before using Legacy Bridge, ensure you have:
BSV available in your exchange account
Withdrawal permissions enabled on your exchange
Sufficient funds to cover both the transfer amount and network fees
Step 4: Generate Legacy Address
In Legacy Bridge, select "Receive Funds" or similar option
Generate a legacy-compatible address that your exchange can recognize
Copy the generated legacy address carefully
Verify the address format matches what your exchange expects

Step 5: Initiate Exchange Withdrawal
Log into your exchange account
Navigate to BSV withdrawal section
Paste the legacy address generated by Legacy Bridge
Enter the amount you want to transfer
Confirm the withdrawal following your exchange's security procedures
Step 6: Monitor the Transfer
Return to Legacy Bridge to monitor the incoming transaction
Check transaction status in the application dashboard
Wait for blockchain confirmations (typically 6 confirmations for security)
Click import to send funds to you metanet wallet
Verify funds arrival in your connected BSV Desktop wallet
Step 7: Send funds to a recipient wallet (Optional)
Enter your adress in the Legacy Bridge
Enter the ammount to send within your funds
Send the funds to the wallet

4. Advanced Features
4.1. Transaction History
View all transfers made through Legacy Bridge
Export transaction records for accounting purposes
Track confirmations and transaction status in real-time
4.2. Multiple Exchange Support
Use different legacy addresses for different exchanges
Manage multiple incoming transfers simultaneously
Switch between mainnet and testnet for testing purposes
4.3. BRC-100 Integration
Legacy Bridge leverages the BRC-100 standard features:
Payment Internalization with BRC-29 for standardized payment handling
BKDS Integration for secure key derivation
SPV Verification using BRC-67 for transaction validation

5. Security & Best Practices
5.1. Address Verification
Always double-check the legacy address before withdrawing from exchanges
Use small test amounts first to verify the process works correctly
Never share your private keys or Privileged Identity Key
5.2. Transaction Safety
Verify network fees before initiating transfers
Wait for full confirmations before considering transactions complete
Keep records of all transaction IDs for reference
5.3. Wallet Security
Keep BSV Desktop updated to the latest version
Secure your recovery keys offline in multiple safe locations
Use strong authentication methods when available
6. Troubleshooting & FAQs
6.1. Common Issues
Exchange rejects address
Legacy format not recognized
Regenerate address in Legacy Bridge
Funds not appearing
Insufficient confirmations
Wait for 6+ blockchain confirmations
Wallet connection fails
Browser compatibility
Try different browser or refresh
High fees
Network congestion
Wait for lower network traffic
6.2. Support Channels
BSV Blockchain Association Community
Legacy Bridge Documentation
BSV Desktop Support
Exchange Customer Support (for withdrawal issues)
7. Learn More / Next Steps
7.1. Enhanced BSV Experience
Now that you can transfer funds from exchanges to your modern BSV wallet:
Explore Metanet Apps at https://metanetapps.com/
Make peer-to-peer payments using connected applications
Store and manage your BSV securely in BSV Desktop
7.2. Additional Resources
Business Guide: Understanding BSV blockchain for business applications
Technical Guide: Deep dive into BRC-100 standards and implementation
Community Resources: Join BSV blockchain developer and user communities
7.3. Recommended Workflow
Complete BSV Onboarding Stack:
Legacy Bridge → Transfer funds from exchanges
BSV Desktop → Secure wallet management
PeerPay → Send and receive payments
Metanet Apps → Explore blockchain applications
Quick Links: BSV Desktop Guide | Get BSV Guide | Pay & Get Paid Guide | Home
Legacy Bridge makes it easy to transition from traditional cryptocurrency exchanges to modern BSV blockchain applications. Start your journey today and unlock the full potential of BSV blockchain technology.
Last updated