00556nam a2200193Ia 4500 191130s2000##################000#0#eng## 9781928994237 ACL ACL 005.8 SYN E-mail virus protection handbook Syngress Publications Rockland, MA Syngress Publishing c2000 xxvii, 476 p Computer security E-mail virus protection Syngress publications 9db06d1bac10000c29ffecf4371eb361 105184 159319 159319 0 0 pbk 0 0 ACL ACL 3A 2020-10-12 0 005.8 SYN 350279 2020-10-12 00:00:00 2020-10-12 ENGLISH