Invisible Character Trickery: Phishers’ Sneaky Tactic to Outsmart Email Filters!
Invisible characters in phishing emails aren’t new, but using them in subject lines is a fresh twist! Phishers are sneaking in soft hyphens to bypass email filters. It’s like hiding in plain sight, but with fewer trench coats and more Unicode. Stay alert, because phishing just got sneakier!

Hot Take:
In the world of cyber shenanigans, phishers have now taken a page out of a magician’s book, using invisible characters to make their tricks disappear from security radars. It seems like the latest trend is to make your phishing email not just malicious, but also a little bit… shy. Who knew that when it comes to cybercrime, a little bashfulness could go a long way?
Key Points:
- Phishing emails are using invisible characters in subject lines to evade detection.
- The technique involves encoding the subject line with MIME and inserting soft hyphens.
- Soft hyphens are not rendered by most email clients, making them ‘invisible’.
- This evasive maneuver is not just limited to the body but now targets the subject line.
- The goal: outsmart security filters and lead recipients to a credential-stealing web page.
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