Paranoid Qrypto: ETH AIRGAP BRIDGE
Configuration
To fetch data, you need a free API key from Etherscan. The key will be saved in your browser's local storage so you don't have to enter it again.
Generate QR Code:
Warning this is a Plaintext QR Code No Encryption everyone can read.
Enter any text or data below to generate a QR code.
Regenerate QR Code
Upload a photo of a QR code. This tool will attempt multiple methods to decode it and then regenerate a clean QR code from the extracted data.
Uploaded Thumbnail:
Regenerated QR:
Decoded Content:
Debug Information:
Fetch Nonce & Gas Fees for Signing
Get account nonce and recommended gas fees for your air-gapped wallet.
The network selected here also sets the default for transaction broadcasting.
Broadcast Signed Transaction
Paste or scan the signed raw transaction hex from your air-gapped wallet.
Select the appropriate network for broadcasting.
A free OPEN SOURCE utility from Paranoid Qrypto™
View on GitHub
© 2025 The Paranoid Qrypto Team
Released under the Apache 2.0 License
Paranoid Qrypto: ETH AIRGAP BRIDGE Version: 1.0.0
View on GitHub
© 2025 The Paranoid Qrypto Team
Released under the Apache 2.0 License
Paranoid Qrypto: ETH AIRGAP BRIDGE Version: 1.0.0