Mobile Office—SIM and SD Card Security

Case AnalysisCase Analysis If you do not report the loss of the SIM card after your phone is lost, a hacker may use it to obtain SMS verification codes. Activation of the quick pay service requires only the ID card number, bank card number, and SMS verification code. (mais…)

Genius? Lunatic? Maybe Both (II)

The ubiquity of the Internet is attracting more and more youths to the computer industry, especially the hacker community that holds a supreme position in the realm of cyber security. Every person eager to be part of the IT industry seems to be able to get something from it, ranging...

Mobile Office — Two-Step Verification

Case Analysis It is a common practice to protect an account with a password. However, the account will be compromised if the password is disclosed. Now many mobile phones or apps support two-step verification. When detecting a login to your account from another phone, the mechanism requires the other form...

Mobile Office——SMS phishing

Case Analysis This story starts from an SMS message and ends with financial loss, sounding just like an ordinary telecom fraud. But it is distinctive in that a malicious link and a web page that contains a trojan are leveraged, indicating that the attacker is quite tech-savvy. After the mobile...

NSFOCUS Detects Two Satan Variants Targeting Financial Sector

  In early November of 2018, NSFOCUS spotted the first variant of Satan malware that targets Linux and Windows systems and spreads by exploiting various application vulnerabilities. A few weeks later, NSFOCUS came across a second variant of this Satan, capable of self-propagation via Windows and Linux platforms. These two...