Night Owl's අවකාශය

Girl Scout hacks mobile app A 10-year-old hacker took the stage at the recent DefCon computer security conference in Las Vegas to tell crowds about the vulnerability she discovered in mobile gaming applications, CNET reports. The hacker, a girl scout who goes by the handle CyFi, fiddled with her mobile device’s clock after she grew impatient with farm-style games that made her wait for her crops to grow, according to the news source. Although this sort of hack is well-known and most programs guard against it, CyFi discovered effective work-arounds, including disconnecting her phone from its wireless connection and turning the clock ahead incrementally. CyFi termed her hack “Time Traveler,” and in her presentation brief wrote that app developers could learn something about security from a girl scout, PC World reports. DefCon included a youth conference for this first time this year. Activities included hardware hacking and codebreaking, and attendees participated in workshops o...

Open a command prompt, and run the following command: On Windows: tracert -d 8.8.8.8 On Mac OS X: /usr/sbin/traceroute -n -w 2 -q 2 -m 30 8.8.8.8 On Linux: sudo traceroute -n -w 2 -q 2 -m 30 8.8.8.8 If the last line of the output does not list 8.8.8.8 as the final hop, or if there are significant timeouts, there may be a network problem preventing you from contacting our servers. Please include the output of the command in any communication with the Google Public DNS team. If the last line of the output does list 8.8.8.8 as the final hop, continue to  step 2 . IPv6 Open a command prompt, and run the following command: On Windows: tracert -d 2001:4860:4860::8888 On Mac OS X: /usr/sbin/traceroute -n -w 2 -q 2 -m 30 2001:4860:4860::8888 On Linux: sudo traceroute -n -w 2 -q 2 -m 30 2001:4860:4860::8888 If the last line of the output does not list 2001:4860:4860::8888 as the final hop, or if there are significant timeouts, there may be a network problem preventing you from contacting o...

Changing DNS server settings on Microsoft Windows 7 DNS settings are specified in the  TCP/IP Properties  window for the selected network connection.  Go the  Control Panel . Click  Network and Internet , then  Network and Sharing Center , and click  Change adapter settings . Select the connection for which you want to configure Google Public DNS. For example: To change the settings for an Ethernet connection, right-click  Local Area Connection , and click  Properties . To change the settings for a wireless connection, right-click  Wireless Network Connection , and click  Properties . If you are prompted for an administrator password or confirmation, type the password or provide confirmation. Select the  Networking  tab. Under  This connection uses the following items , select  Internet Protocol Version 4 (TCP/IPv4)  or  Internet Protocol Version 6 (TCP/IPv6)  and then click  Propertie...

What is Google Public DNS? Google Public DNS is a free, global  Domain Name System  (DNS) resolution service, that you can use as an alternative to your current DNS provider. To try it out: Configure your network settings to use the IP addresses 8.8.8.8 and 8.8.4.4 as your DNS servers or Read our configuration instructions. New!  For IPv6 addresses, see our configuration instructions. If you decide to try Google Public DNS, your client programs will perform all DNS lookups using Google Public DNS. Why does DNS matter? The DNS protocol is an important part of the web's infrastructure, serving as the Internet's phone book: every time you visit a website, your computer performs a DNS lookup. Complex pages often require multiple DNS lookups before they start loading, so your computer may be performing hundreds of lookups a day. Why should you try Google Public DNS? By using Google Public DNS you can: Speed up your browsing experience. Improve your securi...