Category Archives: Television

利用 Side-channel 資訊判斷被 HTTPS 保護的 Netflix 影片資訊

在「Netflix found to leak information on HTTPS-protected videos」這篇看到了研究員透過 VBR 所透露出的 side channel 資訊,成功的取得了被 HTTPS 保護的 Netflix 影片資訊。這對於美國的 ISP 是個大利多 (加上之前通過的法案),但對於個人隱私則是嚴重的打擊。 這項研究的準確率非常高: To support our analysis, we created a fingerprint database comprised of 42,027 Netflix videos. Given this collection of fingerprints, … Continue reading

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用程式自動同步字幕與聲音

在 Hacker News 上看到的專案,readbeyond/aeneas: aeneas is a Python/C library and a set of tools to automagically synchronize audio and text (aka forced alignment). 馬上想到的是... 這根本就是字幕組的福音 XDDD 支援的語言: Confirmed working on 38 languages: AFR, ARA, BUL, CAT, CYM, CES, DAN, DEU, … Continue reading

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YouTube 開始與內容商合作,推出 YouTube TV 服務

YouTube 推出 YouTube TV 服務:「Finally, live TV made for you」。 直接打了幾個大頻道,尤其是運動類的頻道: Live TV streaming from ABC, CBS, FOX, NBC, ESPN, regional sports networks and dozens of popular cable networks. 比較完整的頻道資訊可以參考這張: 可以錄影: A cloud DVR, with no storage limits. 跨電腦、平板與手機: A … Continue reading

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電視節目上表演從 Amazon Echo 買東西...

然後觀眾家裡的 Amazon Echo 就跟著買了 XDDD:「TV anchor says live on-air 'Alexa, order me a dollhouse' – guess what happens next」。 A San Diego TV station sparked complaints this week – after an on-air report about a girl who ordered a dollhouse … Continue reading

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電信商對 Zero Rating 與網路中立性的問題

在「AT&T users will be able to stream DirecTV Now without using their data」這邊才看到 FCC 在這個月月初針對電信商對特定服務的 zero rating 發出警告:「The FCC tells AT&T it may be violating net neutrality with its DirecTV plans」: AT&T is far from the only US carrier to … Continue reading

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Star Trek 五十週年郵票

美國郵局決定要發行 Star Trek 五十週年郵票:「Star Trek Postage Stamps Coming Soon: Celebrating 50 Years of Exploring the Final Frontier」。 也快五十年了啊: The original Star Trek TV series took to the airwaves nearly 5o years ago–on September 8, 1966.

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Netflix 對 sendfile() 在 TLS 情況下的加速

Netflix 對於寫了一篇關於隱私保護的技術細節:「Protecting Netflix Viewing Privacy at Scale」。 其中講到 2012 年的 Netflix Open Connect 中的 Open Connect Appliance (OCA,放伺服器到 ISP 機房的計畫) 只有單台伺服器 8Gbps,到現在 2016 可以達到 90Gbps: As we mentioned in a recent company blog post, since the beginning of the Open … Continue reading

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Google 產品 (包括 YouTube) 使用 HTTPS 的情況

YouTube 公佈了 Google 產品使用 HTTPS 的情況,這次包括了 YouTube 在內:「YouTube's road to HTTPS」。 Netflix 與 YouTube 在北美是兩個最大的 internet 流量 (Netflix, YouTube video streaming dominate internet traffic in North America),要注意的是 Netflix 也是全上 HTTPS (It wasn’t easy, but Netflix will soon use HTTPS to … Continue reading

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DVD 的發行時間差異導致盜版

由 MPAA 資助的報告顯示 DVD 的發行時間差異導致盜版:「DVD Release Delays Boost Piracy and Hurt Sales, Study Shows」,報告在「Windows of Opportunity: The Impact of Piracy and Delayed International Availability on DVD Sales」這邊可以看到。 用真實資料計算得到: "When we run our regressions on Spain and Italy alone, we observe … Continue reading

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最近最歡樂 (?) 的 DMCA Takedown...

最近最歡樂的 DMCA Takedown 消息,Fox 在 Family Guy (蓋酷家庭) 的劇情裡引用了一段從 YouTube 上的遊戲影片 (Double Dribble - NES - Automatic Shot),然後節目播出後 Fox 發 DMCA Takedown 下架掉這個影片:「Fox 'Stole' a Game Clip, Used it in Family Guy & DMCA'd the Original」。 Family Guy 那段片段在「Family Guy … Continue reading

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