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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?

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migrated from security.stackexchange.com Aug 4 '13 at 14:25

This question came from our site for information security professionals.

up vote 3 down vote accepted

Safe Browsing is a service provided by Google that enables applications to check URLs against Google's constantly updated lists of suspected phishing and malware pages.

Source

Disable phishing and malware detection:

  1. Click the Chrome menu Chrome menu on the browser toolbar.
  2. Select Settings.
  3. Click Show advanced settings and find the "Privacy" section.
  4. Deselect the "Enable phishing and malware protection" checkbox.

Source

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