Tag Archives: device

Amazon Device Farm 支援讓使用者直接連上去 debug 了...

Amazon Device Farm 推出這樣的功能又朝著設備租賃服務更進一步了:「Amazon Device Farm Launches Direct Device Access for Private Devices」。 Now, with direct device access, mobile applications developers can use individual devices in their private test set as if they were directly connected to their local machine … Continue reading

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加州的手機防竊提案讓失竊率下降不少...

2013 的時候提過「加州的手機防竊提案...」,後來在 2015 年生效: In a press release sent to reporters on Thursday, George Gascón said that since the law went into effect on July 1, 2015[,] 在兩大陣營都有類似的功能: Such a kill switch has become standard in all iPhones ("Activation Lock") … Continue reading

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透過手機螢幕上的餘熱猜測 PIN 碼

利用手機螢幕上的餘熱分析可能的 PIN 碼:「Heat traces left by fingers can reveal your smartphone PIN」,在輸入完 PIN 碼的 30 秒內的準確度都還是很高 (80%): The report further revealed that if the thermal image is collected within 15 seconds of a PIN being entered, the technique is accurate … Continue reading

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維基百科的 User Agent 公開資料

在 Nuzzel 上看到的東西... 維基百科不掛 Google Analytics 之類的第三方服務,而是透過 Piwik 蒐集後自己分析:「Dashboards and Data Downloads for Wikimedia Projects」。 主要有兩個資料可以看,一個是「Browser Statistics」,另外一個是「Readers: Pageviews and Unique Devices」。 不過翻了一下,Piwik 好像還是沒有寫到 NoSQL 之類的方案,出自「How do I use another database like Postgresql, SQLite, Oracle? Will you support Nosql databases like … Continue reading

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車機成為行動電信新客戶的來源

各類的車機裝置 (像是嵌入式的 tablet) 在 2016Q1 時成為美國行動電信新客戶的來源,佔了 1/3 的量:「A third of new cellular customers last quarter were cars」。 會有愈來愈多裝置連網...

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用 Pushover 當簡訊...

很久之前被 ccn 介紹 Pushover,可以很簡單的透過 API 送推播,這樣就可以用來代替簡訊發給自己。 第一次申請有七天的試用期可以用,試用期滿後每個 device 的費用是一次性的 USD$4.99,在 iOS 裝置上可以透過 IAP (Apple) 購買,Android 裝置則是透過 IAB 購買。 官網上可以看到 API 設計很簡單,user token + application token 用 POST 帶進去就可以發出去了。 就算不透過 API 寫,也可以透過 IFTTT 串接起來,像是我設定中文維基百科上的條目「Kalafina」,有修改就通知我:

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AWS Device Farm 可以遠端操作

AWS 又推出新的功能,這次 AWS Device Farm 讓使用者可以遠端互動跟機器操作:「AWS Device Farm Update – Remote Access to Devices for Interactive Testing」。 在「Test Devices List」這邊可以找到很多舊版本的機器可以互動操作 (尤其是 iOS 系列的機器),就可以拿來測各種舊版本的 bug report 了...

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對 ECDSA 實體非破壞性的 Side Channel 攻擊

用很簡單的設備透過 Side Channel 攻擊取得 ECDSA private key:「ECDSA Key Extraction from Mobile Devices via Nonintrusive Physical Side Channels」。這次 Side Channel 只需要簡單的線圈,透著一塊玻璃也 okay: 文章裡面提到是 Tracker Pre,查了一下二手價是 USD$80: 這邊抓出了 ADD 產生出的訊號: 然後就可以利用這些訊號重建出 private key: After observing the elliptic-curve DOUBLE and ADD operations during … Continue reading

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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

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Amazon Fire 會把加密系統弄回來

在 FBI 與 Apple 的戰爭開打後,愈來愈多安全與隱私問題被重新拿出來檢驗,而 Amazon 也決定將 2015 年拔掉的加密功能搬回 Fire OS 裡:「Amazon Reverses Course, Encryption Returning for Fire Devices」: Amazon.com Inc. will restore encryption as a security option on its tablets and other devices that use the Fire operating system, … Continue reading

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