j"1LAnZuoQdcKCkpDBKQMCgziGMoPC4VQUckM<div class="post"><div class="quoteheader"><a href="https://bitcointalk.org/index.php?topic=1931.msg24679#msg24679">Quote from: RHorning on November 26, 2010, 07:17:25 PM</a></div><div class="quote">This is why I'm suggesting that it ought to be a separate but strongly recommended download for new users instead of something combined in the normal distros.<br/></div><br/>Sorry, I misunderstood you.<br/><br/><div class="quoteheader"><a href="https://bitcointalk.org/index.php?topic=1931.msg25017#msg25017">Quote from: jgarzik on November 28, 2010, 02:33:29 AM</a></div><div class="quote">We have the hashes for genesis block through block 74000 hardcoded (compiled) into bitcoin, so there's no reason why we shouldn't be able to automatically download a compressed zipfile of the block database from <i>anywhere</i>, unpack it, verify it, and start running.<br/></div><br/>I suppose you are referring to the checkpoints? If so, as I understand it, they are only applied while verifying a block which has been downloaded. The contents of blk0001.dat and blkindex.dat are <i>never</i> checked by the client, because the client is designed to check that data <i>before</i> it gets written to those files. As satoshi indicated in this thread,<br/><br/><div class="quoteheader"><a href="https://bitcointalk.org/index.php?topic=1931.msg24438#msg24438">Quote from: satoshi on November 25, 2010, 05:51:39 PM</a></div><div class="quote">Doing your own verifying and indexing is the only way to be sure your index data is secure. If you copy blk0001.dat and blkindex.dat from an untrusted source, there's no way to know if you can trust all the contents in them.<br/></div></div> text/html
https://whatsonchain.com/tx/61eab42842e7e650ac83836082bdb7d0864df59bf14a4b9300a83b564297f9e4