WOW! China Blocks TLS 1.3 with ESNI - Let us discuss
The Backend Engineering Show with Hussein Nasser - A podcast by Hussein Nasser
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SNI or server name indication is a TLS Extention that indicate which server/host/domain the client want to communicate with. This is to allow for hosting of multiple websites on the same public static ip address. For the longest time all ISPs used SNI to block hosts and websites, China is now blocking the encrypted version SNI. 0:00 Intro 2:00 DNS and DOH 3:30 SNI 6:30 ESNI 11:00 The Block The ESNI and DOH stops this but China want https://www.zdnet.com/article/china-is-now-blocking-all-encrypted-https-traffic-using-tls-1-3-and-esni/ https://tools.ietf.org/html/draft-ietf-tls-esni-07#section-3.2
