Cellphone Forensics: A Discussion on the Means of iPhone Data Extraction


SalvationDATA Blog

In the former issues of Technical Insights, data recovery experts from the Key Laboratory of Sichuan Province(Subsidiary of SalvationDATA) explained their researches on extraction of cellphone audio files, the recovery of SQLite database files, the writing of forensic scripts for cellphone apps, and the mining of data through defensive cellphone apps etc. The focus of this issue is the various means of data extraction from iPhones (either jail-broken or not) that can give access to all types of data, including texts, images, audios and videos.

With the continuous development of mobile communication technology, cellphones has become an indispensable tool for interpersonal communication and almost everyone carries one or more cellphones. A great deal of information recorded by cellphone apps, chats and locations for example, would probably become the key for investigators to crack cases. Cellphone data extraction, therefore, bares great importance.

To provide support for data extraction from Android…

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WannaCry Ransomware Infected Files Can be Recovered?


SalvationDATA Blog

What’s WannaCry Ransomware Attack?

You must have heard either from the news or friends that over hundreds of thousand of computers were hit globally by the ransomware cyberattack called “WannaCry”, which the group behind the attached claimed was via a vulnerability stolen from the United States National Security Agency. And China is among the worst hit countries.

The WannaCry ransomware, as its name suggests, is a kind of virus that hold files on one’s computer hostage until the user pays the amount asked for decrypting files encrypted by hackers. While we’re shocked about how hackers can carry out an attack of such a large scale, we’re also pondering how it is possible.

It takes advantage of the vulnerability in older Microsoft Windows operating systems as some users are reluctant to install the latest security update, which leaves computers vulnerable for any attack.

How Can You Get Your Files Back?

Although…

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