Sophos researchers found that up to 80% of spam tries to mask certain words and slip past antispam software at the e-mail gateway. The lab estimates that more than 30% of spam it received contained URLs related to healthcare advertisements such as drug offers. More than 20% of URLs had offensive text messages.
Top words, distorted in order to trick the spam filters:
- cialis
- orgasms
- viagra
- shipping
- milf
- valium
- pharmacy
- xanax
- increase
- vicodin