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3
votes
1answer
2k views

How to tell from email header if sender address is legitimate

I received an email from Desk-017c@larsentoubro.com claiming that I have got an interview for Assistance Manager (exact words were - Result of your application for the position of assistant manager . ...
6
votes
2answers
10k views

Can two devices with the same MAC address be on the same network?

What happens if there is a device already connected to a wifi network, and subsequently another device tries to join the wifi network using the exact same MAC address as the original?
9
votes
4answers
108k views

How to change the MAC address in Win 8 to spoof a Roku Player through a WiFi splash page?

My Linux laptop died yesterday and now I can't watch TV. Let me explain. I use a Roku Player to stream Netflix shows to my television; and a year or two ago, the Internet Service provided in my ...
0
votes
2answers
115 views

Firewalling VirtualBox: restrict host inbound connections to guests only

I have Windows7 + Cygwin and VirtualBox. I would open a listening port on the host accepting only inbound connections from the VMs. Note: In many case the server services running on the host can be ...