rishuz

AI & Crypto 🧠 | Graphic Designer | Content Creator
still bullish somehow 💀 |

[rishuz @rishuz321]

Been researching @Keycard_ for weeks and this is getting wild

➥ Remember when hardware wallets meant chunky USB dongles? Those days are over. What I found in my research changed how I think about crypto security.

✦ The Shell just launched pre-orders in April 2025 ✦ - shipping October. This isn't just another hardware wallet.

➥ It's a modular system where you slip credit-card sized "Keycards" into a Shell device with screen, keypad, and camera.
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✦ Here's what caught my attention:

⪼ 100% MIT-licensed firmware - every line of code is public

⪼ Works with MetaMask, Rabby, BlueWallet, Sparrow, imToken via QR codes

⪼ 18+ hour battery on replaceable Nokia BL-4C (when did you last hear that?)

⪼ Air-gapped QR signing using EIP-4527 standard

⪼ Duress PIN feature - enter special code under threat, generates different wallet addresses

✦ Let's talk Market context how actually big it is.

Hardware wallet market hitting $583M in 2025, growing 24.2% annually. North America leads adoption, but everyone's still stuck with USB devices.

✦ The problem they're solving

Current wallets force you to trust closed firmware or deal with cables.

Shell costs €99 with 2 cards vs Tangem's $59-79, but you get a trusted display and open source everything.
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✦ Hidden detail nobody talking about so I decided to mention this

They have a "Cash applet" - separate keypair for low-security stuff like event tickets. Completely isolated from your main wallet, no PIN needed. Smart move for everyday interactions.

✦ vs Competitors breakdown:

⪼ Ledger/Trezor: USB-dependent, closed ecosystems

⪼ Tangem: Had genuine-check bypass vulnerability in 2024, closed firmware

⪼ Shell: Open source, works everywhere via QR

➥ Team behind it: Built by the Status Network crew (@ethstatus) - the decentralized messaging people. @keycard_. Been building since 2018, now on applet version 3.1.0.

What's happening right now: Pre-sale launched April 23rd with exclusive discounts, global release October 2025. First batch selling fast.

The genius part is Cards work without Shell too - just tap your phone's NFC or use USB reader on desktop. Lose the Shell? Buy another. Cards are your real security.

✦ Look at some technical specs that matter

⪼ EAL6+ JavaCard secure element
⪼ 1.8" OLED display + keypad
⪼ NFC, QR (ERC-4527/UR 2.0), optional USB-C
⪼ Supports Bitcoin (SegWit & Taproot), Lightning, all EVM chains
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This isn't just another hardware wallet launch. It's the first truly open, modular approach to self-custody.

When the market's projected to hit $3.3B by 2033, betting on transparency feels right.

My take: Hardware security shouldn't be a black box. Shell makes it crystal clear.

CC ♡
@0xcyp, @PajicF, @thecybermonk @0xnadeem @ethstatus @statusl2 Team

[rishuz @rishuz321]

@cutiepupuweb3 @RiverdotInc @River4fun wishing you productive day

[rishuz @rishuz321]

@eddy_eddyjay new day new goals 😁

[rishuz @rishuz321]

@sai0xgen why u telling a lie

u didn't gifted me something 🌚

[rishuz @rishuz321]

@Alan_Earn still figuring out

[rishuz @rishuz321]

@juliadziesinska which skills you build

give me some suggestions

[rishuz @rishuz321]

@dinome bring eth to $100 dollar

i will buy 50

[rishuz @rishuz321]

@CrYpTo_MaTkA @arc gud gud i said claude because of the frontend design

it's so popular now and anyone can recognise it

[rishuz @rishuz321]

@barbieverse_ @SeismicSys @heathcliff_eth @NoxxW3 @xealistt is this art of ai taking scientist jobs 😭

[rishuz @rishuz321]

@rohitdotsui yes i have remembered my x password so

[rishuz @rishuz321]

gm to everyone except the X algorithm 💀

apparently "gm" is now
"wasting your reach"

bro I just wanted to say
good morning

anyway gm 🫡

[rishuz @rishuz321]

@CrYpTo_MaTkA @arc so which which 🌚

[rishuz @rishuz321]

@uzxnayan I'm using the okx

[rishuz @rishuz321]

@madiweb3 me holding 🌚 hype

[rishuz @rishuz321]

@ZaaZu___ @yugen_gg and i don't even know what is yugen

[rishuz @rishuz321]

@sai0xgen your consistency speaks

happy for u 😊

[rishuz @rishuz321]

@fresh_olami_ everyday count

[rishuz @rishuz321]

@MohsinI13658106 @NomismaNetwork gm mohsin

let's go on a bike trip

[rishuz @rishuz321]

@web3basheer building since 2024

[rishuz @rishuz321]

@oxpanda9 i just remembered one sont at this time

[rishuz @rishuz321]

@rohitdotsui all we want to binance alpha shutdown