In my Apache logs, I'm getting a bunch of Unicode URL's showing up and I don't know why. I can't find any information on it and I'm wondering if I've been hacked or something. 178.120.48.59 - - [07/13/2012 12:13:53 AM] "!\x91Kw(\x9d\xe0\x05\xf3\x16\xd0s" 200 6517 "-" "-" 112.204.39.45 - - [07/13/2012 01:23:00 AM] "\xb8K/\xbdH\xbc\x18\x9aUo\xbc\x19\x07R" 200 6517 "-" "-" 64.13.161.89 - - [07/13/2012 03:59:21 AM] "\xb4\xb3^\x80I\x8d" 200 6517 "-" "-" 50.76.54.228 - - [07/13/2012 07:00:10 AM] "5\xe8)\x90\xd8\xf1J\xb2\x93\x16o\xd0\xc4e+3\x9d.\xce\xfd\xbc\xb8}\xf0\xc2\xd4\xc7\xe1$8\xde\xe0\xf6+\xc0I\xf6\xa7!\xa9\x91\xca\xc8\xb2" 200 6517 "-" "-" Can somebody tell me what is happening please? I'm really worried about this. I setup mod_security, but it doesn't seem to do anything to stop this.