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        <title>@jaonoctus' blog</title>
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        <description>Tenho medo de falar que faço programa e as pessoas pensarem que entendo de computação.</description>
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        <copyright>🄯 2026 jaonoctus — copyleft, share alike</copyright>
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            <title><![CDATA[What's the best wallet to store my Bitcoin? Cold Wallet vs Hot Wallet vs Exchange]]></title>
            <link>https://blog.jaonoctus.dev/2017-08-16-best-bitcoin-wallet-cold-vs-hot-vs-exchange</link>
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            <pubDate>Wed, 16 Aug 2017 00:00:00 GMT</pubDate>
            <description><![CDATA[Bitcoin makes you your own bank. Here's the difference between cold wallets, hot wallets, and exchanges, plus the wallets I actually use to custody my coins.]]></description>
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            <title><![CDATA[2nd Place at the Facebook Messenger Hackathon at Campus Party]]></title>
            <link>https://blog.jaonoctus.dev/2017-10-02-facebook-messenger-botathon-cpbr10</link>
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            <pubDate>Mon, 02 Oct 2017 00:00:00 GMT</pubDate>
            <description><![CDATA[How two people I met at the conference and I built a "bot that builds bots" in under 40 hours and took second place (and US$80k) at Facebook's Messenger Botathon.]]></description>
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            <title><![CDATA[secp256k1 NUMS Public Keys]]></title>
            <link>https://blog.jaonoctus.dev/2026-05-29-secp256k1-nums-public-keys</link>
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            <pubDate>Fri, 29 May 2026 00:00:00 GMT</pubDate>
            <description><![CDATA[A NUMS point is a public key that provably has no known private key. Here's why that's useful, how it works on secp256k1, and where Bitcoin's Taproot relies on one.]]></description>
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