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Why do I have to run the spoofer as root?

April 26, 2017run spoofer

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Why do I have to run the spoofer as root?

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Programs that create raw sockets must run as root. If you are concerned about the security of our binaries, we welcome you to examine the provided source code and build your own. • The spoofer doesn’t seem to work on Windows 9x It appears that the setsockopt(IP_HDRINCL) option is not supported. Please try the spoofer on Windows 2000 or XP. • My Linux box is unable to send spoofed packets even though I’m root, what’s going on? Check to see whether /proc/sys/net/ipv4/conf/*/rp_filter is set to 1 (true). If so, the machine is performing RFC1812 reverse path source validation and will not send spoofed packets. RP checking is off by default, but some Linux distributions enable it. • What’s the difference between versions? See the CHANGES file in the source distribution. • How do I test IPv6 spoofing? Recent versions of the tester detect IPv6 capable clients and attempt to spoof IPv6 source addresses. If you’re having trouble testing IPv6 spoofing, check that 2001:470:1f06:ee0::2 is reachabl