And now millions of cars in the world share the same cryptographic secret.

现在全世界有数百万辆汽车拥有同样的加密程序。

For the sale to go through, a bunch of mining computers have to try and solve the cryptographic puzzle.

为了进行交易，一堆挖矿机（用于赚取比特币的计算机）必须尝试解决一个密码谜题。

" They produce one car and they program a cryptographic secret in it, in order to secure it against thieves."

“汽车制造商每生产一辆汽车，就会在车内编写一个加密程序，目的是确保汽车可以防盗。”

But as the system is booting it's doing a cryptographic checksacross the flash image.

但当系统启动时，它会对闪存镜像进行加密检查。

So far, the cryptographic techniques we’ve discussed rely on keys that are known by both sender and recipient.

到目前为止，我们讨论的加密技术依赖于发送者和接收者都知道的密钥。

I first discovered the Napoleonic cryptographic battle a few years ago when I was reading Sir Charles Oman's epic History of the Peninsular War.

若干年前，我在阅读查尔斯·奥曼爵士的《半岛战争史》时，第一次注意到拿破仑时期的密码战。

Fortunately, at this minute, they only exist at a relatively small scale, still too small to break our much larger cryptographic keys.

幸运的是，此时此刻，它们只存在于相对较小的规模，仍然太小而无法破解我们更大的加密密钥。

" Crypto" refers to the various encryption algorithms and cryptographic techniques that safeguard these entries, such as elliptical curve encryption, public-private key pairs, and hashing functions.

“加密”指的是各种加密算法和加密技术，保护这些记录的安全性，如椭圆曲线加密、公私钥对和哈希函数。

For the sale to go through, a bunch of mining computers have to try and solve a cryptographic puzzle, sort of like a really complicated math problem.

为了进行销售，一堆计算机必须尝试解决一个密码谜题，有点像一个非常复杂的数学问题。

If you look carefully at this circuit, you’ll notice it’s impossible for a letter to be encrypted as itself, which turned out to be a fatal cryptographic weakness.

如果你仔细观察这个电路，你会发现一个字母不可能像它自己一样被加密，这被证明是一个致命的密码学弱点。