Release v7.0.1

The latest desktop app contains the latest firmware and provides step-by-step instructions for upgrading. To get the latest desktop app, click here.

Release notes:

• U2F and MyEtherWallet bugfixes caused by an update to how U2F is processed in Windows 1903 release
• Update to latest ARM compiler release 8-2019-q3-update

To reproduce and verify the deterministic build:

# Clone the repository
git clone https://github.com/digitalbitbox/mcu.git
cd mcu

# Build deterministically (requires Vagrant and Virtualbox and OSX or Linux)
vagrant up
cp build-vagrant/bin/firmware.pad.bin firmware.deterministic.7.0.1.bin
vagrant halt

# Verify the deterministic binary
shasum -a 256 firmware.deterministic.7.0.1.bin  #  0ff5411bea73f65a39eff10abbe3fe717d86926901be1e3a6da0d0f034c484cc

# Append signatures of the firmware
py/prepend_signatures_firmware_binary.py firmware.deterministic.7.0.1.bin firmware.deterministic.7.0.1.signed.bin 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


# Verify the signed deterministic binary
shasum -a 256 firmware.deterministic.7.0.1.signed.bin  #  ef34dd4e5d9cb2a978b6ef8d4abcff70a4280ce1f041c23b92757fa99b0c8e32

# Signed deterministic binaries can be loaded into the Digital Bitbox
# using the Upgrade Firmware button in the desktop app.

# In case of problems, check if using a different major version:
vagrant --version  #  Vagrant 2.2.4
vagrant box list   #  ubuntu/trusty64 (virtualbox, 20190429.0.0)
virtualbox --help  #  Oracle VM VirtualBox Manager 5.1.38

ECC secp256k1 public keys and signatures of the double SHA256 hash of firmware.deterministic.7.0.1.bin:

0263b742d9873405c609814da884324ab0f4c1597a5fd152b388899857f4d041df : e34772e2462db37425712aadb3d9d1059ec3a55375fe1d1a37e20d0069dc7b1765b1ca52da3c230f5c2a4325a7fa14c1f9ec55ebd364ba86443c2b7a13b74596
02b95dc22d293376222ef896f74a8436a8b6672e7e416299f3c4e23b49c38ad366 : 7c3d40d7dec84451866c829cff10a10401ecaa4e9a4d33ffa5425a099bd9df2355059b962a0beeec667bada36de2484b42f98b86fbd507f392405217f5941c3f
03ef4c48dc308ace971c025db3edd4bc5d5110e28e14bdd925fffafd4d21002800 : 134eb617521a203b21a4495c06006c07cbdad2681f10169b6bee66e37cf798a801095c19918cbcc0403d626e47b1936286fa8566c4923da4933a1e035a8a9d23
030d8b0b86fca70bfd3a8d842cdb3ff8362c02f455fd092b080f1bb137dfc1d25f : f3b26d44eee48de2d9e99fcdcd158fe33ac6a484e65267ac5e025369115828e724f8e30e784e2b7d5eaf60094e931e9a3c410d0890f280240c069d55e59776e6

Signature blob appended to firmware.deterministic.7.0.1.bin

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