How to Securely Upgrade Wasabi Wallet v1.1.6 and Cold Card v2.1.1

Okay, here's a summary of the World Crypto Network (WCN) episode from 2019-07-07, "How to Securely Upgrade Wasabi Wallet v1.1.6 and Cold Card v2.1.1":

1. Main Topics Discussed:

• Wasabi Wallet Upgrade: The video details how to download and securely verify and install Wasabi Wallet version 1.1.6.
• Cold Card Firmware Upgrade: The video explains how to download and securely verify and install Cold Card firmware version 2.1.1.
• Synergy of Upgrades: The upgrades are presented as being designed to work well together, specifically for air-gapped transaction signing using Wasabi and Cold Card.
• Verification Process: A significant portion of the video focuses on the crucial steps of verifying the downloaded packages using GPG signatures and TXT files to ensure authenticity.
• Firmware Blessing: After upgrading the Cold Card, the video explains the process of "blessing" the new firmware, which involves entering the PIN twice to update the secure element's hash.

2. Key Quotes:

• "They'll make sure that you do your independent verification and that you do not trust a random guy on the internet." (Emphasizing the importance of verification)
• "So what we now need to do is we need to check if actually our shot of this firmware package right here is actually included in this signed file." (Explaining the verification process)
• "Now in this case it was us. So in the next step we have to bless the firmware and we have to copy the new hash of the new firmware into the HSM." (Describing the firmware blessing process)

3. People Mentioned:

• Adam Fiskor (GPG key signer for Wasabi)
• Nopara (GPG key used for Wasabi signature verification)
• Peter Gray (Key signer for Cold Card firmware)

4. Bitcoin Price:

• The Bitcoin price is not mentioned in the transcript.

I hope this summary is helpful!