My browser often sends some weird post requests like this:
POST http://safebrowsing.clients.google.com/safebrowsing/downloads?client=navclient-auto-ffox&appver=22.0&pver=2.2&wrkey=XXXXXX HTTP/1.1
Host: safebrowsing.clients.google.com
User-Agent: XXXX
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Content-Length: 110
Content-Type: text/plain
Cookie: PREF=ID=XXXXXXX:FF=XXX:LD=XXX:TM=XXXX:LM=XXXX...........
Connection: keep-alive
Pragma: no-cache
Cache-Control: no-cache
-------------------------------------------(body...)
goog-phish-shavar;a:XXXXXXX:mac
goog-malware-shavar;a:XXXXXXXXX:mac
What is this? Is it some kind of user tracking JavaScript running when I use Google with no noscript
, or what is the origin and purpose of this? Can I turn this off?