Saturday, 30 August 2014
Chinese Manufactured Routers Have Backdoor
Chinese Manufactured Routers Have Backdoor
A line of routers from a China-based manufacturer has a serious flaw that could allow a hacker to monitor someone’s Internet traffic, according to research from Trend Micro.
The routers are sold under the Netcore brand name in China and Netis outside of the country, wrote Tim Yeh a threat researcher.
The Netcore and Netis routers have an open UDP port listening at port 53413, which can be accessed from the Internet. The password needed to open up this backdoor is hardcoded into the router’s firmware.
Using the backdoor, hackers could upload or download hostile code and even modify the settings on vulnerable routers in order to to monitor a person’s Internet traffic as part of a so-called man-in-the-middle (MitM) attack.
By attempting MitM attack, a potential attacker could intercept users’ internet communication, steal sensitive information and even hijack sessions.
The researchers scanned the Internet and had indicated that millions of devices worldwide are potentially vulnerable.
The researcher wrote:
“Using ZMap to scan vulnerable routers, we found more than two million IP addresses with the open UDP port,” Yeh wrote in a blog post. “Almost all of these routers are in China, with much smaller numbers in other countries, including but not limited to South Korea, Taiwan, Israel, and the United States.”
Exploiting this flaw is not too difficult, as a simple port scan can reveal the open UDP ports to anyone using such an online tool.
How to Create a Password Protected Folder without any Extra Software
How to Create a Password Protected Folder without any Extra Software
Before you get started you need to create a folder that will house your password protected folder, this is just an ordinary folder and can be located anywhere and named anything.
image62
Open the document, now paste the following code into the contents of the document:
cls
@ECHO OFF
title Folder Private
if EXIST "HTG Locker" goto UNLOCK
if NOT EXIST Private goto MDLOCKER
:CONFIRM
echo Are you sure you want to lock the folder(Y/N)
set/p "cho=>"
if %cho%==Y goto LOCK
if %cho%==y goto LOCK
if %cho%==n goto END
if %cho%==N goto END
echo Invalid choice.
goto CONFIRM
:LOCK
ren Private "HTG Locker"
attrib +h +s "HTG Locker"
echo Folder locked
goto End
:UNLOCK
echo Enter password to unlock folder
set/p "pass=>"
if NOT %pass%== PASSWORD_GOES_HERE goto FAIL
attrib -h -s "HTG Locker"
ren "HTG Locker" Private
echo Folder Unlocked successfully
goto End
:FAIL
echo Invalid password
goto end
:MDLOCKER
md Private
echo Private created successfully
goto End
:End
Change the PASSWORD_GOES_HERE text to the password you want to set. Now go ahead and save the file as locker.bat.
Now run your batch file by double clicking on it–the first time you run it, it will create a folder called Private. This is where you can store all your secret things. When you have finished adding all your stuff to the Private folder, run locker.bat again.
Sunday, 24 August 2014
Configer Modem
For general type of router the factory made ip link is 192.168.1.1 go to this link then you will aks for user name and pass ward general passward and id is admin then you will find out the windos of your router and then configer it from setting enter your service provider id and passward and get ready
- Turn off your DSL modem.
- Remove components from the box which includes the router, power adapter and the Ethernet cable.
- Connect the power adapter to the router.
- Remove the Ethernet cable connecting the DSL modem to the PC. Connect the Ethernet cable from the DSL modem to the WAN port in the router.
- Connect the other Ethernet cable from one of the 4 slots on the router to the LAN port on your PC. Make sure the phone line is also connected to the DSL modem in case it is removed.
- Now turn on the router and the DSL modem.
- Once the setup is done, go to one of the web browsers like chrome, internet explorer, Firefox etc.
- Type in "192.168.1.1" on the URL bar and hit enter.
- The username and password is "admin".
- Go to "Quick configuration" on the left side of the screen.
- Click next, then click wireless client router and hit next.
- Select PPPoE and hit next.
- Username would be landline phone number and password is the C.A.No.(customer account number) which can be found on your phone bill.
- On the next page you have to fill SSID and BSID, do this by clicking on survey and connect with any of the channels present.
- Select security(if you want a password) called WPA-PSK, put in your password and the last bar with SSID would be the name of your WiFi. Put any name.
-
Hit next and then it will ask to restart your router. Restart it and ideally your internet and WiFi should work.
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