3DPrinting
3DPrinting is a place where makers of all skill levels and walks of life can learn about and discuss 3D printing and development of 3D printed parts and devices.
The r/functionalprint community is now located at: or !functionalprint@fedia.io
There are CAD communities available at: !cad@lemmy.world or !freecad@lemmy.ml
Rules
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No bigotry - including racism, sexism, ableism, homophobia, transphobia, or xenophobia. Code of Conduct.
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Be respectful, especially when disagreeing. Everyone should feel welcome here.
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No porn (NSFW prints are acceptable but must be marked NSFW)
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No Ads / Spamming / Guerrilla Marketing
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Do not create links to reddit
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If you see an issue please flag it
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No guns
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No injury gore posts
If you need an easy way to host pictures, https://catbox.moe/ may be an option. Be ethical about what you post and donate if you are able or use this a lot. It is just an individual hosting content, not a company. The image embedding syntax for Lemmy is 
Moderation policy: Light, mostly invisible
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Creating programmable cards is exactly what we did at uni using an android app and a peripheral lol
(Including getting into utility rooms back when the security was an afterthought)
Yes but did you made an NFC or an RFID? As much as i know, most phones have only partial(eg: only reading) or no support to RFID
And again, you'd need to know what the reader on the door want, you cannot just give it any random data and hope it works, i could accept only an encoded password in SHA-256 and you would not be able to do much really, there are probably ways to break thru but at that point is faster and easier to lockpick the door
NFC with solely the phone, RFID using an android app and with a programmer attached via USB.
And where did the source come from to program onto the new card?