What is Superfish and how to get rid of it?
Last week Lenovo was given prominence in the tech news media, but, unfortunately, this time for a rather unpleasant reason. The reason for this was the discovery of a serious threat to the security of a number of laptops manufacturer issued since the middle of last year. The reason is known under the name of the Superfish app, which is part of a software package that Lenovo installs for all supplied PCs.
In theory Superfish is a browser add-on that provides users a «visual search» to assist in finding a specific product on the Internet. In reality, however, performs the functions of the Superfish adware / malware application that categorized as malicious software. The addition replaces the encryption certificates on the so-called https versions of various websites (using a secure Protocol for data exchange) and as a result poses a serious threat to the security of the machine on which it is installed.
According to official information, among the victims of the Lenovo models are the following:
- G Series: G410, G510, G710, G40-70, G50-70, G40-30, G50-30, G40-45, G50-45
- U Series: U330P, U430P, U330Touch, U430Touch, U530Touch
- Y Series: Y430P, Y40-70, Y50-70
- Z Series: Z40-75, Z50-75, Z40-70, Z50-70
- S Series: S310, S410, S40-70, S415, S415Touch, S20-30, S20-30Touch
- Flex Series: Flex2 14D, Flex2 15D, Flex2 14, Flex2 15, Flex2 14 (BTM), Flex2 15(BTM), Flex 10
- MIIX Series: MIIX2-8, MIIX2-10, MIIX2-11
- YOGA Series: YOGA2Pro-13, YOGA2-13, YOGA2-11BTM, YOGA2-11HSW
- E Series: E10-30
How to remove Superfish?
Currently, probably the most quick and painless way to remove dangerous extensions is to use the latest version of the popular tool Windows Defender (Windows Defender) for protection against ad/malware. This is a standard part of Windows 8/8.1 (i.e., these operating systems you just need to update antivirus databases), and Windows 7 users can download and install Microsoft Security Essentials, which, essentially, is the same «Windows Defender».
If you don’t want to rely on Microsoft, then you can remove Superfish manually. To do this go to «control Panel -> Programs and features». Find it in the list of apps Adware and remove it. This will remove the add-in itself, but to completely eliminate the danger you must remove the so-called root certificate, which actually is the root of the problem. For this purpose start menu «Run» (it’s easiest to do by pressing <