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Tag Archives: zero
Raspberry Pi Zero 新增了對外的無線網路與藍牙...
Raspberry Pi Zero 本來是沒有網路功能的，對於 IoT 應用有點綁手綁腳，現在則出了加上無線網路與藍牙的版本，Zero W：「New product! Raspberry Pi Zero W joins the family」。 本來的 Zero 是 USD$5，有無線網路與藍牙的 Zero W 要 $10，然後也有出專用的殼： 這樣應用好像多了一些...
Cloudbleed：Cloudflare 這次的安全問題
Cloudflare 把完整的時間軸與影響範圍都列出來了：「Incident report on memory leak caused by Cloudflare parser bug」。 出自於 2/18 時 Google 的 Tavis Ormandy 直接在 Twitter 上找 Cloudflare 的人： Could someone from cloudflare security urgently contact me. — Tavis Ormandy (@taviso) February 18, 2017 Google 的 … Continue reading
Apple 打算把 iCloud 加密用的 Key 放到用戶端
在經過最近 FBI 與 Apple 的戰鬥中 (FBI–Apple encryption dispute)，Apple 正規劃把 iCloud 加密所使用的 key 放到用戶端裝置上，而非放在伺服器端：「Apple to Hand iCloud Encryption Key Management to Account Holders」： In effect, Apple is following the lead of secure cloud services such as SpiderOak which has been offering … Continue reading
Raspberry Pi Zero
Raspberry Pi 出了新的系列，只要 USD$5 的 Raspberry Pi Zero：「Raspberry Pi Zero: the $5 computer - Raspberry Pi」。 機器更小了，不過要注意的是沒有網路介面。看起來比較像是接機器人之類的？先用 USB 裝一裝，裝好後就都不需要了... A Broadcom BCM2835 application processor 1GHz ARM11 core (40% faster than Raspberry Pi 1) 512MB of LPDDR2 SDRAM A micro-SD card … Continue reading
Rowhammer Bug：攻擊記憶體的值...
Google 的 Project Zero 實做 Rowhammer Bug：「Exploiting the DRAM rowhammer bug to gain kernel privileges」。 開頭就很科幻： “Rowhammer” is a problem with some recent DRAM devices in which repeatedly accessing a row of memory can cause bit flips in adjacent rows. … Continue reading
Google 的 Project Zero 修正 Policy
在之前受到批評後，Google 的 Project Zero 修正了對應的 Policy：「Feedback and data-driven updates to Google’s disclosure policy」。 原先的 Policy 是 90 天強制公開，修正的 Policy 有幾個改善： 如果揭露日是週末或是美國的假日，會順延到下一個工作日。 如果原廠有告知需要更多時間修復，Project Zero 會延長 14 天的寬限期。 在公開前會申請對應的 CVE 號碼。