| Subject | English | Tamil |
| comp., MS | authentication database | அங்கீகரிக்கும் தரவுத்தளம் (A database on a server that matches user names to passwords) |
| comp., MS | authentication method | அங்கீகார முறை (The authentication protocol (such as CHAP, PAP, EAP etc) used when authenticating access to resources on a network) |