Versions

4.0.2.4	3.09%
4.0.1.6	1.37%
4.0.0.53	0.69%
4.0.0.41	0.34%
3.2.1.4	18.21%
3.1.1.3	39.18%
3.1.0.12	2.06%
2.2.0.14	19.93%
2.2.0.7	0.34%
2.1.0.5	1.37%
2.0.0.82	0.34%
1.7.0.9	1.37%
1.6.1.22	0.34%
1.6.0.38	9.97%
1.0.4.4	1.37%

iron.dll has 15 known versions, the most recent one is 4.0.2.4. The average file size is about 549.04 KB. It is an authenticode code-signed executable issued to Symantec Corporation by the certification authority VeriSign. The programs Norton Security Suite, Norton 360 and Norton Internet Security have been observed as installing specific variations of iron.dll.

Symantec Iron Engine is part of Norton Internet Security, a PC program that provides malware prevention and removal during subscription period and uses signatures and heuristics to identify viruses, trojans and other malware. Norton Internet Security features include a email spam filtering, personal firewall, and phishing protection.