<p>Basically, I think you have a Google Chrome extension (possibly FastSave 1.1) that is overlaying their ads with superfish's ad-serving network.</p>

<p>See here for reference:
<a href="http://www.fergeeks.com/chrome-tips/fast-save-1-1-chrome-extension-adding-ads-causing-havoc/" rel="nofollow">http://www.fergeeks.com/chrome-tips/fast-save-1-1-chrome-extension-adding-ads-causing-havoc/</a></p>

<p>Check the chrome extensions you have; disable one by one. This is a particularly unobtrusive and semi-non-harmful (to you) virus that allows a malicious developer to replace ads you view with ads they serve. </p>

CC BY-SA 3.0
2013-05-25T11:45:09.473Z
Ok I've removed all the more "shady" extensions, and I'll see if that happens again...
o0'.
CC BY-SA 3.0
2013-05-25T06:22:19.220Z
2013-05-25T06:22:19.220Z
Dominic Tancredi
<p><img src="https://i.sstatic.net/7QAHL.png" alt="superfish what?"></p>

<p>I got this error connecting to blockchain.info, does anyone know what that means?</p>

CC BY-SA 3.0
2013-05-25T00:57:59.997Z
I can't reproduce, and I'm also on chrome. Is it a specific page on blockchain.info? Do you have any toolbars installed?
Nick ODell
<blockchain.info>
Blockchain.info js verifier error
o0'.
# Blockchain.info js verifier error

(Asked by: username_0 on 2013-05-24)

![superfish what?](https://i.sstatic.net/7QAHL.png)

I got this error connecting to blockchain.info, does anyone know what that means?

**Tags:** blockchain.info

> **Comments:**
> **username_1**: I can't reproduce, and I'm also on chrome. Is it a specific page on blockchain.info? Do you have any toolbars installed?  

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## 1 answers

### Answer by username_2 on 2013-05-25. Score: 2

Basically, I think you have a Google Chrome extension (possibly FastSave 1.1) that is overlaying their ads with superfish's ad-serving network.

See here for reference:
<http://www.fergeeks.com/chrome-tips/fast-save-1-1-chrome-extension-adding-ads-causing-havoc/>

Check the chrome extensions you have; disable one by one. This is a particularly unobtrusive and semi-non-harmful (to you) virus that allows a malicious developer to replace ads you view with ads they serve.

> **Comments:**
> **username_0**: Ok I've removed all the more "shady" extensions, and I'll see if that happens again...  

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