【Native Speaker每日综合训练—40系列】【40-08】科技 Black Hat

sherry8730

SPEAKER：
Crypto currency have recently rebounded.
Household pay their monthly bills using bitcoin.
help bring cyber tokens closer to the mainstream

SPEED:
Time2: 2:34
Main idea: the google glass can steal your passcodes
Structure:
footage captured by the face-mounted camera could also pose a security threat
The attack works by watching the movement of the fingers to work out what keys they are touching.
video footage can be used to recover passcodes at some distance.

Time3: 1:01
Structure:
the software must identify the position and orientation of a device’s screen as well as the position of a person’s fingertips tapping on it.
defend against such software-enhanced shoulder surfing.

Time4: 2:34
Main idea:
Car security is likely to be worsen
Structure:
more of them will be vulnerable to potentially dangerous hacking
vehicles have become easier to hack with digital system.

Time5: 1:58
Structure:
other research groups have studied car security and demonstrated ways to take control of brakes, acceleration, and other functions.
Attacks on automotive control systems involve three steps
Updating the software in a car means bringing the vehicle to a dealer for service

Time6: 4:23
Main idea: smartphone is easy to be remote control
Structure:
A powerful remote-control system installed on most smartphones could be used by hackers to secretly take control of many devices
Android devices were found to be most vulnerable
ODM will remain possible even after those patches are applied.
interest to law enforcement and surveillance agencies

OBSTACLE: 8:33
Main idea；Four headline events. Culprit: Transaction Malleability.
Structure:
Malleability-Hash-Signature
Transactions and Malleability
Transaction Malleablity score: 1/10
Distributed Denial of Service (DDoS) Attack---Transaction Malleablity score: 7/10
Bitcoin QT Wallet Client---Transaction Malleablity score: 0/10
Silk Road 2.0---Transaction Malleablity score: 0/10