Questions tagged [security-key]

10 questions
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Breaking Bitcoin Private Key

Suppose my private key is properly generated. My public key is known to everybody. I don't care about privacy. How many times can I reuse my bitcoin address until someone has enough information from all my transaction data to break my private…
Cisco Mmu
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How do I reconfigure a Mt. Gox Yubikey?

After following the instructions here, which suggested I use ykpers or the gui version, I discovered the Mt. Gox Yubikey is protected by a "configuration protection access code." From the manual: Protection of the key and configuration data Given…
Geremia
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How to restore a ripple wallet, having the security key?

If I try to login to ripple.com I get this message Fetching wallet... Payward Wallet not found (Username / Password is wrong) Local browser Wallet not found (Username / Password is wrong) It might be a bug, but let's assume I actually somehow…
o0'.
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Is It Possible to Prove Ownership of Public Key Hash without Public Key?

I am building a system where I would like the user to specify a public key hash of a wallet that they have control over in the event of tips, refunds, and/or otherwise needing to send value back to them. From there, I would like to further provide a…
2
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2 answers

how to generate SECRET_KEY prefix?

base58Prefixes[SECRET_KEY] = std::vector(1,176); I need prefix L , but i cannot find how do this, please do not post link to prefix list bitcoin , it's only for address prefix. i search all google end find noting.
tseries
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How much would you need to remember to store bitcoins in your head?

Suppose I had a gigantic sum of bitcoins and wanted to store them in my brain's memory instead of any physical form. How much data would I need to be able to remember? I understand I'd have to transfer it all to one address - would I need to…
d33tah
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Can you help me see if I have an old Bitcoin account?

I set up an crypto account & had different coins in it, but the computer died, updated to a current machine. Have also changed from AOL to Gmail, that was around 98 or 99, if that gives you any idea how long ago this was. Any info or direction would…
Lonnie
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Number of Trials Required For Brute Force Attack To Have x% Of Success?

I'm making an informational video about how unlikely it is for an attacker to successfully brute force a specific bitcoin address. Obviously, it will deal with impossibly huge numbers ("not in earth's lifetime with today's technology"), but I would…
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Does RevokeSSL Require Self-Signed Certs to Work?

// , I don't want to go to https://bankofamerica.com and see it self-certified. I don't want to go to https://amazon.com and see it self-certified. I don't mind going to https://patriotact.wordpress.com and seeing it self-certified, because it…
Nathan Basanese
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Are Satoshi's satoshis less secure than they should be?

So, Satoshi mined a bunch of BTC early on (but not in a "pre-mine" way), and has not moved them ever since. Doesn't that mean that his coins thus uses the very earliest "format", which, apparently, is less secure? And doesn't this mean that there is…