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Mobile Privacy - Meetup

Date: 2022-10-13
Presenter: Round Rock Bitcoiners

Outline & Notes​

Mobile Privacy - Meetup #5 (2022-10-13)

Mission: Share bitcoin knowledge, tools, resources to grow adoption in Round Rock

Community​

Bitcoiner News (Oct 2022)​

  • LND critical bug: update to v0.15.2
  • JoinMarket new UI via Jam
  • BTC Maps: Lightning Tips for Taggers
  • Guest Speaker: Jon Gordon from CrowdHealth

Mobile Device Privacy Threats​

"We kill people based on metadata." — Fmr. NSA Spy Chief Michael Hayden

  • Government Surveillance: Section 702, PRISM, xkeyscore
  • COVID-19 Contact Tracing built into iOS/Android at OS level (2020)
  • Carrier Data-Mining: AT&T lawsuits regarding sale of location data
  • Google Connectivity Checks: constant phoning home even on idle devices

Actionable Privacy Tools​

Immediate Steps​

  • VPNs: Mullvad, ExpressVPN
  • Burner SIMs: cash pay-as-you-go, refill via Bitrefill, Silent Link (anonymous eSIM)
  • Encrypted Messaging: Signal, Telegram (Secret Chats), Matrix/Element, ProtonMail
  • OS Maintenance: turn off location sharing, review app permissions, delete unused apps

Privacy-Focused Operating Systems​

| OS | Features | Cost | | GrapheneOS | Fully open source, privacy by default, sandboxed Google Play | Free | | CalyxOS | Based on AOSP, microG, pre-installed privacy tools | Free | | Copperhead OS | Managed secure vault, enterprise support | ~$250/3mo |

Resources​

  • TFTC Guides: GrapheneOS + Pixel 3a install
  • Citadel Dispatch e0.3.4: mobile phone privacy with @sethforprivacy
  • Oshi App for Lamppost Coffee gift cards
  • Azteco Vouchers for circular economy

Slides in this Deck​

Slide 2 of 14 from 'Mobile Privacy - Meetup' (2022-10-13)

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Slide 8 of 14 from 'Mobile Privacy - Meetup' (2022-10-13)

Slide 9 of 14 from 'Mobile Privacy - Meetup' (2022-10-13)

Slide 10 of 14 from 'Mobile Privacy - Meetup' (2022-10-13)

Slide 11 of 14 from 'Mobile Privacy - Meetup' (2022-10-13)

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Slide 13 of 14 from 'Mobile Privacy - Meetup' (2022-10-13)

Slide 14 of 14 from 'Mobile Privacy - Meetup' (2022-10-13)