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BITCOIN SEASON 2: 5 Essential Privacy Tips For Bitcoin

CoinDesk Podcast Network

CoinDesk

Tech News, Business News, Daily News, News

4.7698 Ratings

🗓️ 28 August 2025

⏱️ 34 minutes

🧾️ Download transcript

Summary

Satsie from PayJoin Foundation explains why Bitcoin isn't anonymous, covers essential privacy tools like address management, VPNs, and running nodes, plus discusses PayJoin batching and silent payments for better on-chain privacy. Satsie, board member of PayJoin Foundation joins us to talk about Bitcoin privacy fundamentals. We cover why Bitcoin isn't anonymous, essential privacy practices like avoiding address reuse and hardware wallet shipping risks, the importance of running your own node, and advanced tools like PayJoin transaction batching and silent payments for enhanced on-chain privacy. Subscribe to the newsletter! https://newsletter.blockspacemedia.com **Notes:** • Bitcoin requires KYC through exchanges • Address reuse is "really, really bad"  • Hardware wallets shipped to homes create risk • PayJoin needs 5% network adoption minimum • Node sync takes "couple days" currently • Silent payments require blockchain scanning Timestamps: 00:00 Start 01:24 Who is Satsie? 04:24 How private is Bitcoin? 06:06 Privacy is hard 07:58 Basic BTC privacy techniques 10:50 VPNs 11:57 Running a node 15:13 You are using somebody's node 17:28 What is Payjoin? 19:59 When would we use Payjoin? 21:10 Payjoin adoption 22:45 Multi-party Payjoin 23:54 Silent Payments 27:16 Current US privacy regulations 29:00 Soft forks 31:06 Resources - 👋Bitcoin Season 2 is produced Blockspace Media, Bitcoin’s first B2B publication in Bitcoin. Follow us on Twitter and check out our newsletter for the best information in Bitcoin mining, Ordinals and tech! Enjoy the show? Check out our website and newsletter by clicking here. Questions or want to sponsor? hello@blockspace.media

Transcript

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0:00.0

You really shouldn't reuse addresses. That's really, really bad. And 10 years ago, that was very common.

0:07.7

Now, it is not common because wallets will automatically generate a new address every time you pop into the wallet and say, I want to receive something.

0:14.8

Don't ship hardware wallets to your house. Never, ever, ever, ever do that. Like, that's, and that's hard because, like, not everyone

0:21.9

has a PO box. Not everyone has a office that they have access to. If and when these companies

0:28.3

have data breaches, you are going to be at the top of the list and you do not want your home

0:32.4

address on there. If you really want to take the next step toward protecting your Bitcoin privacy, the natural step is to run your own node.

0:43.2

You know, you want to get to a point where that node is actually what is powering your wallet.

0:47.8

It's what your wallet is connected to.

0:49.2

You use your node to broadcast your transactions.

0:52.1

You use your node to listen to the Bitcoin network. You use

0:55.1

your node to query the blockchain and ask, like, has there been any activity for these addresses

1:00.0

that I care about?

1:07.7

Welcome back to Bitcoin Season 2. Privacy is the topic today. I've got Satsi, who is board of directors for the Payjoin Foundation, a Bitcoin Privacy nonprofit.

1:19.3

Welcome to Bitcoin Season 2, Sati. Thanks for coming on.

1:22.8

Thanks for having me. I'm excited.

1:25.0

You made the move to the Payjoin Foundation recently. Can you tell me a bit about

1:30.3

yourself and what the foundation does what you guys are working on right now? Yeah, for sure.

1:35.1

So my background is in both Bitcoin development and education prior to Bitcoin. I was a software

1:41.1

engineer in just the general space, primarily working in ad tech.

1:46.8

Aside from PayJoin, I also work on the Bitcoin Dev project.

1:50.1

You can find that at Bitcoin Devs.xyZ.

1:52.2

We do a lot of educational initiatives and create a lot of tooling for developers to kind of take that leap into Boss Bitcoin open source software.

...

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