I've noticed that BCI's Wallet version has been updated to version 2 in recent times (and also employs key stretching, amongst other security features).
I've referred to BCI's Wallet Support Page and it says Version 2 wallet data is of the following format:
{
"version" : "2.0",
"pbkdf2_iterations" : 10000,
"payload" : "ENCRYPTED VERSION 1 PAYLOAD (SEE BELOW)"
}
What about the below JSON object (which can be accessed via URL of format https://blockchain.info/wallet/INSERT_GUID_HERE?format=json&resend_code=false)? What version does this correspond to?
To be clear, the difference is my JSON data is missing:
- the pbkdf2_iterations variable
- the version (=2) variable
For the data in question, here is the (edited) JSON object which is taken from the aforementioned link (replacing GUID with the actual GUID):
{"initial_error":"For Improved security add an email address to your account.","auth_type":0,"real_auth_type":0,"symbol_local":{"symbol":"$","code":"USD","symbolAppearsAfter":false,"name":"U.S. dollar","local":true,"conversion":442752.14734791},"clientTimeDiff":26055161055,"war_checksum":"c8c296cf351e7691","language":"en","symbol_btc":{"symbol":"mBTC","code":"MBC","symbolAppearsAfter":true,"name":"MilliBit (mBTC)","local":false,"conversion":100000.00000000},"extra_seed":"89e4807b343acfed576c474a675da1daac3ddb76691d05963a9e0a76533ca7ad4cd12ff058b40a1dd2f57a40759bb484a3708c3545ccfd995913964f148d405f","payload":"PAYLOAD DATA","guid":"GUID","serverTime":1423127480609,"payload_checksum":"8f8e16d79e7528e9725bef006a9752894e5d344d0324ba4ac6f6e4d804e02971","sync_pubkeys":false}
Compare this to current JSON data (for a wallet created for this purposehttps://blockchain.info/wallet/1d39195b-d918-4b7b-acae-d47db3324454?format=json&resend_code=false
{"initial_error":"For Improved security add an email address to your account.","extra_seed":"92a5d897af5c491e9e36dfad95f72b616553b23e02777859729c49b934ebbe1a575aa31a8ce0ba9978b9901caae649dd112d1759da5e48117379fbab0a91b083","auth_type":0,"real_auth_type":0,"payload":"{\"pbkdf2_iterations\":5000,\"version\":2,\"payload\":\"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\"}","symbol_local":{"symbol":"$","code":"USD","symbolAppearsAfter":false,"name":"U.S. dollar","local":true,"conversion":443419.65235899},"guid":"1d39195b-d918-4b7b-acae-d47db3324454","payload_checksum":"030de1efb09ee9485eaf009095b02b5ec8536432fa3ccc5588e8831b9c9983ea","war_checksum":"c8c296cf351e7691","language":"en","symbol_btc":{"symbol":"BTC","code":"BTC","symbolAppearsAfter":true,"name":"Bitcoin","local":false,"conversion":100000000.00000000},"sync_pubkeys":false}