- The document outlines the agenda and discussion topics for Meetup #5 on October 13, 2022 for a local bitcoin meetup group in Round Rock, Texas. - The agenda includes introductions, announcements about local bitcoin businesses and projects, discussions on running bitcoin nodes and lightning transactions, and presentations on mobile privacy threats and popular privacy-focused mobile operating systems like CopperheadOS, GrapheneOS, and CalyxOS. - Attendees are encouraged to connect to the meetup's bitcoin node, donate sats to their BTCPay server, and discuss which mobile privacy tools and methods they use.

1. Meetup # 5 – October 13, 2022
Meetup # 5 – October 13, 2022

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Agenda
Agenda
Introductions
Purpose: “Our mission is to share bitcoin knowledge, tools, and resources in order to grow adoption within the local Round Rock community.”
Location(s):
Lamppost Cofee (Mention Oshi App)
Library $179 / hour
Baca Center ½ that price
Bitcoin Happy Hour at BrassTap or Alcove
Rules:
No shitcoining
No pictures/video unless we agree ahead of time
Be respectful to the establishment / families
Announcements:
OshiApp Lamppost Gift Cards
The Bitcoin Company Honey Badger – Free Sats!
Circular Economy (Satoshi Square) - Azteco Vouchers
Bitcoin Magazine Sponsorship?
BTCPayserver for Donations
Stickers from MVDEX
Onboard local businesses
Questions:
Who has made an on-chain bitcoin transaction?
Who has made a lightning transaction?
Who is running a bitcoin full node?

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4. 4
New avatar on
New avatar on twitter @rbitcoiners
twitter @rbitcoiners

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Some designs by Mel @girls_bitcoin
Some designs by Mel @girls_bitcoin

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Some designs by Mel @girls_bitcoin
Some designs by Mel @girls_bitcoin

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Connect to our node
Connect to our node
02dd5649b3b872024e6c9cac775fdea95f08c05a5fa9575e96e214b6a90baed438@z7wmavvxd
irafksqhm2mwmfvujymsfzwyf7tzitmrzfgn6fynn2fioqd.onion:9735

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Donate some sats to our BTCPayserver
Donate some sats to our BTCPayserver

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Bitcoiner News
Bitcoiner News
LND Bug – Update your node to v0.15.2
https://decrypt.co/111642/enormous-multi-sig-transaction-briefly-cras
hes-bitcoins-lightning-network
JoinMarket New UI
https://jamapp.org/
BTCMaps – Lightning Tips for Taggers
https://btcmap.org/leaderboard

10. 10
CrowdHealth – Special Guest Jon Gordon
CrowdHealth – Special Guest Jon Gordon

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Mobile Device Privacy Threats
Mobile Device Privacy Threats
Govt Surveillance
Edward Snowden
Section 702 and PRISM
NSAs xkeyscore
COVID-19 Contact Tracing
Built into both iOS and Android in 2020
Network Carrier Data-Mining
Clearnet internet traffic for advertising
AT&T is getting sued for selling customers’ locati
on data
Google services connectivity checks
EFF Report
Privacy breakdown of mobile phones
What mobile privacy concerns should bitcoiners have?
“We kill people based on metadata.”
Fmr. NSA Spy Chief Michael Hayden

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Self-sovereignty means controlling your data
Self-sovereignty means controlling your data
Use a VPN
ExpressVpn
Mullvad VPN
Get a Burner SIM
Cash Pay as you Go Plan (Refill w/ Bitrefill)
Silent Link – Anonymous eSIM
Encrypt Your Messaging
Signal App
Telegram Secret Chats
Matrix Element Chat
Critical Vulnerability
Protonmail
Turn Off Location Sharing
Turn off location sharing at OS level (not foolproof)
Monitor App Usage
Review and turn off unused app permissions
Delete unused and shady apps
What other methods/tools do you use?

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Some popular mobile privacy projects
Some popular mobile privacy projects
Copperhead OS
De-googled OS with managed cryptographically secure vault, security, and
enterprise support
Runs on latest Pixel devices
A bit pricey starting at $250 for a 3 month subscription
We have a Partner demo account with 2 - 1 yr licenses
GrapheneOS
Free as in Beer
Fully Open Source project – Formerly CopperheadOS
Easy web install on latest Pixel Devices
Privacy by Default
Sandboxed Google Play (optional)
CalyxOS
Free as in Beer
Based on Android Open Source Project (AOSP)
Uses microG instead of sandboxed Google Play (optional)
Pre-installed with a plethora of privacy tools (YMMV)
Have any of you tried installing one of these?

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Guides
Guides
TFTC Guides: Graphene OS + Pixel 3a Full Install Process
Using Ubuntu
Citadel Dispatch e0.3.4 – mobile phone privacy with @set
hforprivacy
Questions?