Tag: encryption

44 How can I keep my wallet secure? 2011-08-30T21:30:03.693

43 How long would it take a large computer to crack a private key? 2012-02-04T06:32:55.580

19 Why does the length of a bitcoin key vary? 2011-11-18T06:43:58.970

16 Are there Bitcoin password crackers I can use to recover forgotten passwords? 2012-03-29T06:57:21.397

15 How does bitcoind generate a new address if the wallet is encrypted 2012-06-30T14:32:34.077

15 Won't ASIC miners eventually break SHA-256 encryption? 2015-12-14T03:11:00.743

12 Can I force my wallet to only have news keys, post-encryption? 2011-09-25T15:59:07.173

12 How would one "Encrypt" a message using a Bitcoin *public key* and use its private key to decrypt it? 2018-11-02T19:17:45.637

11 How to Call JSON-RPC SendToAddress when the Wallet is Encrypted? 2011-10-27T09:02:28.640

10 How does the Electrum wallet encryption work? 2013-01-24T13:37:28.663

9 If I lost my public keys, could I recover them from the private key? 2011-11-14T22:19:39.313

9 Does the BerkeleyDB-based wallet.dat implementation leak private key data? 2011-12-04T08:52:35.423

8 Backing up my bitcoin wallet - is wallet.dat all I care about? 2014-01-16T16:25:00.080

7 How to import a private key to an encrypted wallet (on standard client) 2012-04-30T15:33:54.387

7 Forgot wallet encryption password, are any brute force tools available? 2012-12-06T06:41:38.820

7 What OpenCL video cards (or FPGAs) are best for multiplication? 2012-12-12T12:53:37.593

7 How to 'attach' metadata to a bitcoin receive address 2013-08-21T10:10:12.240

7 Using the bitcoin wallet PKI for message encryption 2013-11-08T01:01:40.420

7 BIP38 or Brain wallet? 2014-10-26T18:50:27.963

6 How do I unlock, decrypt, Bitcoin wallet? 2011-12-31T16:57:53.033

6 What happens when an encrypted wallet runs out of keys? 2012-01-24T19:19:40.770

6 Where and how is secp256k1 used within Bitcoin? 2012-09-17T04:32:07.897

6 Do keypool keys from an unencrypted wallet backup become unusable once I encrypt my wallet? 2013-03-23T17:01:24.137

6 Papers/Books on how bitcoin works from a mathematical perspective? 2014-12-12T21:29:12.307

5 Is this the proper way to use Bouncy Castle to generate a Bitcoin compatible key? 2012-12-19T19:44:06.020

5 Does a Vanity Address reduce the randomness / entropy of the private key? Is there cryptographic proof? 2013-01-06T16:29:48.593

5 Safely convert paper wallet to encrypted online wallet 2014-06-23T14:14:43.910

5 Is this how I should calculate a Double SHA256 2017-03-08T12:44:15.553

5 How can a deterministic wallet have one private key but multiple public keys 2018-01-16T00:08:35.130

4 Is two-phase encryption planned for the standard client? 2012-01-20T09:37:49.957

4 How can I test and verify a vanity key before I send coins to it? 2012-12-10T15:36:41.630

4 Comparing Bip 38 to AES256 2014-04-03T08:26:57.733

4 How do Ledger Backups get stored? 2017-08-05T21:26:00.963

4 A security need for Bitcoin to fork to quantum resistant algorithm in a few years? 2020-01-23T15:04:29.277

3 How do we have one-to-one mapping given the key size differences? 2011-11-29T00:50:59.093

3 Does Bitcoin wallet encryption also protect my sending and receiving addresses? 2011-12-06T01:08:59.390

3 How complex can my bitcoin wallet encryption key be? 2012-05-29T05:19:14.863

3 Does the public key associated with an address become part of the public record after it has been used to spend? 2012-10-05T22:55:43.967

3 How does an encrypted wallet persist used keys from "getnewaddress" and the keypool after a restart? 2012-12-16T05:09:22.923

3 Do i delete the Bitcoin folder & data directory in Appdata after i copy it on an encrypted drive? 2013-06-04T17:31:48.930

3 Wallet is encrypted and currently locked, How can get unencrypted (unlocked) it? 2013-07-03T08:59:52.200

3 Is the keypool erased when changing wallet password? 2013-07-31T21:26:50.547

3 What are the drawbacks (if any) of encrypting your wallet with Bitcoin-Qt? 2013-08-06T23:36:51.793

3 Bitcoin-Qt - backing up unencrypted wallet then encrypting it 2013-12-16T13:53:02.983

3 how do I create and encrypt a dogecoin wallet? 2013-12-21T08:05:38.897

3 Multibit security with regards to "backup" folders 2014-01-04T16:26:10.190

3 What is the current state of BIP 38 (encrypted paper wallet) integration with cell phone wallets? 2014-01-04T21:12:03.357

3 Check if wallet is encrypted or not through RPC API 2014-04-14T01:05:30.193

3 How can I fix corrupted encrypted wallet.dat? 2016-03-19T23:37:29.033

3 Should I put my bitcoin wallet on an encrypted disk or not? 2017-04-02T17:25:31.200

3 How should I encrypt a bip39 mnemonic with a password? 2017-04-10T06:47:24.587

3 Securely encrypting a cold storage wallet 2017-04-12T18:55:25.693

3 Do all Cryptocurrencies uses same Public key Cryptography algorithm? 2017-07-13T14:24:45.917

3 Is this how to generate a bitcoin address with python? 2017-07-21T08:27:21.543

3 Why bitcoind will shutdown after encryptwallet? 2018-12-13T14:18:01.770

3 Has Bitcoin Cores encryption wallet security ever been bypassable? 2019-06-17T15:55:09.290

2 Is there a way to import a private key already protected with the passphrase? 2012-09-10T22:13:39.750

2 Does FIPS 140-2 crypto certification matter for Bitcoin? 2012-12-13T23:54:58.883

2 I never encrypted my wallet. 2013-06-08T14:31:11.773

2 Is there anyway I can recover my passphrase? 2013-09-05T01:58:06.063

2 How does the Bitcoin Standard Client wallet encryption work? 2013-11-20T00:50:59.073

2 Is it possible to definitely lose bitcoins? 2013-12-06T16:30:56.127

2 Does Amit Sahai's indistinguishability obfuscator enable Autonomous Virtual Corporations or "Agents"? 2014-02-05T16:38:33.073

2 ECIES - When is it bad to sign and encrypt using the same keys? 2014-02-18T01:39:52.407

2 How secure is Secure Print? 2014-05-30T18:09:32.653

2 Is there any open source implementation of Bitcoin wallet encryption in Java? 2015-03-03T06:57:27.547

2 Is it possible for computing power to increase quick enough to break mining retargeting? 2015-08-19T04:07:37.427

2 What is the largest password/passphrase size for a wallet.dat file? 2015-11-02T06:26:59.503

2 Could someone solve for your private keys by sending many transactions to the same address? 2015-11-22T15:25:11.870

2 Safety differences between full wallet encryption and only encrypting the private keys? 2016-04-17T13:47:50.070

2 Using Bitcoin Core Wallet, encrypted it, now it won't recognize password 2017-02-05T06:44:25.623

2 Conditional based Crypto based on Smart Contracts 2017-10-17T22:06:17.597

2 Encrypting wallet manually instead of using hardware wallet 2017-11-13T03:23:01.357

2 How can I use messengers for crypto transactions? 2018-08-30T09:14:38.333

2 I have a 100 character text message and I want to encrypt this message with my bitcoin "PUBLIC KEY" and decrypt it with my private key in Javascript 2018-10-05T16:46:21.867

2 C-lightning Implementation password protect hsm while maintaing node access 2019-01-31T02:50:59.267

2 What happens when i change the encryption password of Bitcoin-Core wallet 2019-07-20T17:44:35.257

2 Why doesn't the Bitcoin-qt client ask for the Wallet passphrase upon startup? 2019-08-24T20:59:44.283

2 Bitcoin and encryption 2019-11-15T16:55:04.063

2 Ledger 8 pin number how hard in terms of entropy is it to guess? 2020-01-15T23:05:59.843

2 Decrypting Bitcoin Core wallet with password that contains special characters 2021-02-17T07:27:45.230

1 Where can I go to read up on encryption methods used in Bitcoin? 2012-01-03T21:34:16.980

1 Storing an encrypted private key on a server 2013-09-29T21:29:23.880

1 Locking litecoin wallet with JSON-RPC 2013-11-02T00:47:12.453

1 In the sourcecode, what does this line mean that recovers the key from the signature? 2013-11-02T17:44:01.190

1 How do the blue encrypted bitcoin paper wallets work? 2013-11-15T00:28:54.367

1 What encryption does Electrum use for private keys in wallets? 2013-11-16T19:44:38.090

1 BitcoinJ encrypt message 2013-11-21T19:07:14.653

1 How is wallet at official client encrypted? What encryption it use? 2013-11-30T13:35:33.387

1 Need help with encrypted wallet.dat. I can't access it with my expected pass-phrase 2013-12-06T03:46:33.210

1 Restore encrypted wallet 2013-12-10T21:46:08.963

1 What is point of encrypting wallet, if Bitcoin API's sendtoaddress needs passphrase? 2014-03-07T20:00:57.487

1 How do I get my encrypted private key converted? 2014-03-22T21:32:21.330

1 Why do you need to send a transaction out with NXT to secure your address? 2014-07-01T17:02:46.990

1 Implementing Secret Sharing with an Encrypted Bitcoin Wallet 2014-09-13T20:32:12.913

1 Can you encrypt not just the private key, but also the public keys (ie bitcoin addresses) in an Armory wallet? 2014-09-25T06:31:46.340

1 API Authentication via Python 2014-10-23T05:44:10.680

1 How are transactions secured? 2014-10-30T19:21:11.297

1 Encrypting Bitcoin private keys instead of printing out paper 2014-12-17T09:37:34.473