Additional 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%

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.