FT Videos & Podcasts
When a client asks for the time, it sends a random nonce. The server replies with a signed certificate containing both the nonce and a timestamp, proving the response happened after the request. Responses can be chained together with provable ordering; if any server’s timestamps are inconsistent with that ordering, that server is cryptographically “outed” as unreliable.
，这一点在体育直播中也有详细论述
Минпромторг актуализировал список пригодных для работы в такси машин20:55
ONE MORE THING：尚界 Z7 与 Z7T
当天上午9时6分许，韩国KOSPI 200指数期货报807.65点，较前一交易日收盘价下跌51.95点，降幅达6.04%，韩国证券交易所启动“临时停牌”措施，程序化交易卖出操作暂停5分钟。（新华社）