OST's Benjamin Bollen presents at ETHCC2019 on designing blockchain UX to enable crypto adoption by millions of users.
Ben also presents details on the OST Wallet SDK for mass market usage:
-Business can issue Brand Tokens to their users
-Txs on sidechains
-Noncustodial wallet
-Writing down 12 words is optional for the user
-Ephemeral keys, biometrics, for everyday tx
-Secure recovery fr smart contract w/ PIN
3. Photo by Daryn Stumbaugh on Unsplash
To build a
decentralized
internet
we need toâš
put keys in the hands of people;
4. Photo by Daryn Stumbaugh on Unsplash
To build a
decentralized
internet
we need toâš
put keys in the hands of millions of people;
one contribution:âš
put Ethereum inside mainstream apps.
5. Photo by Toa Heftiba on Unsplash
But how do we navigate the landscape?
26. 6 digit PIN. Needs more entropy.
recovery key derived
from secrets and PIN
user secret2user secret1
entropy-rich entropy-rich
27. 6 digit PIN. Needs more entropy.
recovery key derived
from secrets and PINâ brute force
user secret2user secret1
entropy-rich entropy-rich
28. contract enforcesâš
delay on recovery
6 digit PIN. Needs more entropy. Needs
user secret2user secret1
entropy-rich entropy-rich
recovery key derived
from secrets and PIN
32. OST relays executable transactions to Ethereum.
2
âŠlayer-2 scaling onâŠ
ownership of value
transparent platforms
data sovereignty
33. Meet Mappy, Happy,
and Dappy
Personas for âš
Blockchain Product Developmentâš
EthCC - Paris - 7 March 2019
@benjaminbollen, ben@ost.comâš
github.com/openstfoundation
đ