Gmail released a blog post last week discussing their new image caching and why they implemented it. The short version is this is a way to improve the gmail user experience by screening images for malicious activity and serving the images faster from the Google caching machines.
Chad White explains why you shouldn’t ask recipients to move mail from the promotions tab to the inbox.
Read MoreThis time it appears that DNS for major websites, including the NY Times, has been compromised. Attackers put in DNS entries that redirected visitors to a malware site. The compromise has been fixed and the fake DNS entries corrected.
However, people may still have the old data in their DNS caches and security experts are suggesting everyone flush their DNS cache to make sure the fake data is gone.
The Washington Post has an article explaining DNS hijacking.
A lot of people are discussing the new Gmail image caching around the web.
This doesn’t yet appear to be rolled out across all of Google’s network, so some people in different parts of the world are reporting different behaviors. This is leading to a little bit of confusion, as folks are reporting things like seeing multiple opens for a single image. These reports are clearly accurate, but may only be an artifact of a slow rollout across the network.
There are a couple bullet points I think are important.