spam filter

Google says it has significantly upgraded Gmail's spam filter to overcome a common scam tactic. It's now using AI to detect images that aren't technically text characters but are still readable by humans. It also says the new system will reduce the ... number of false positives: legitimate emails mistakenly flagged as spam. That's certainly felt like an increasing problem over the past year or so. The scammer tactic tackled with the update is called adversarial text manipulation. That takes account of the fact that a key part of spam filtering involves analyzing the text in an email and looking ... (view more)