• 12/22/2006. Twister virus definition v10867542(12/22/2006) released, add new 7207 Trojans and viruses.
• 12/15/2006. Twister virus definition v10491383(12/15/2006) released, add new 8879 Trojans and viruses.
• 12/09/2006. Twister virus definition v10283873(12/09/2006) released, add new 7514 Trojans and viruses.
• 12/01/2006. Twister virus definition v10135778(12/01/2006) released, add new 8245 Trojans and viruses.
• 11/23/2006. Twister virus definition v9811824(11/23/2006) released, add new 9187 Trojans and viruses.
• 11/15/2006. Twister virus definition v9591633(11/15/2006) released, add new 1012 Trojans and viruses.
• 11/12/2006. Twister virus definition v9591284(11/12/2006) released, add new 9775 Trojans and viruses.
• 11/03/2006. Twister virus definition v9082213(11/03/2006) released, add new 8411 Trojans and viruses.
• 10/27/2006. Twister virus definition v8524461(10/27/2006) released, add new 8632 Trojans and viruses.
• 10/18/2006. Twister virus definition v8294888(10/18/2006) released, add new 9557 Trojans and viruses.
• 10/10/2006. Twister virus definition v7680666(10/10/2006) released, add new 9436 Trojans and viruses.
• 10/01/2006. Twister virus definition v7205477(10/01/2006) released, add new 7518 Trojans and viruses.
• 09/25/2006. Twister virus definition v6820298(09/25/2006) released, add new 6104 Trojans and viruses.
• 09/18/2006. Twister virus definition v6428480(09/18/2006) released, add new 9252 Trojans and viruses.
• 09/09/2006. Twister virus definition v5849123(09/09/2006) released, add new 4321 Trojans and viruses.
• 09/02/2006. Twister virus definition v5761280(09/02/2006) released, add new 4259 Trojans and viruses.
• 08/27/2006. Twister virus definition v5689231(08/27/2006) released, add new 4154 Trojans and viruses.
• 08/19/2006. Twister virus definition v5512262(08/19/2006) released, add new 4122 Trojans and viruses.
• 08/10/2006. Twister virus definition v5360801(08/10/2006) released, add new 4012 Trojans and viruses.
• 08/04/2006. Twister virus definition v5273431(08/04/2006) released, add new 3957 Trojans and viruses.
• 07/28/2006. Twister virus definition v5200584(07/28/2006) released, add new 3942 Trojans and viruses.
• 07/21/2006. Twister virus definition v5113655(07/21/2006) released, add new 3823 Trojans and viruses.
• 07/14/2006. Twister virus definition v4967493(07/14/2006) released, add new 3619 Trojans and viruses.
• 07/07/2006. Twister virus definition v4883619(07/07/2006) released, add new 3523 Trojans and viruses.
• 07/01/2006. Twister virus definition v4792698(07/01/2006) released, add new 2812 Trojans and viruses.
• 06/25/2006. Twister virus definition v4702738(06/25/2006) released, add new 2945 Trojans and viruses.
• 06/17/2006. Twister virus definition v4594863(06/17/2006) released, add new 3015 Trojans and viruses.
• 06/10/2006. Twister virus definition v4500432(06/10/2006) released, add new 3542 Trojans and viruses.
• 06/03/2006. Twister virus definition v4392472(06/03/2006) released, add new 4330 Trojans and viruses.
• 05/25/2006. Twister virus definition v4309609(05/25/2006) released, add new 3115 Trojans and viruses.
• 05/20/2006. Twister virus definition v4219533(05/20/2006) released, add new 4732 Trojans and viruses.
• 05/10/2006. Twister virus definition v4135963(05/10/2006) released, add new 4616 Trojans and viruses.
• 05/01/2006. Twister virus definition v4077819(05/01/2006) released, add new 4016 Trojans and viruses.
• 04/21/2006. Twister virus definition v3986056(04/21/2006) released, add new 3411 Trojans and viruses.
• 04/14/2006. Twister virus definition v3903741(04/14/2006) released, add new 3265 Trojans and viruses.
• 04/07/2006. Twister virus definition v3794141(04/07/2006) released, add new 2974 Trojans and viruses.
• 03/30/2006. Twister virus definition v3679618(03/30/2006) released, add new 3298 Trojans and viruses.
• 03/23/2006. Twister virus definition v3582310(03/23/2006) released, add new 3101 Trojans and viruses.
• 03/16/2006. Twister virus definition v3484437(03/16/2006) released, add new 2812 Trojans and viruses.
• 03/09/2006. Twister virus definition v3367116(03/09/2006) released, add new 2674 Trojans and viruses.
• 03/02/2006. Twister virus definition v3273276(03/02/2006) released, add new 3355 Trojans and viruses.
• 02/22/2006. Twister virus definition v3117914(02/22/2006) released, add new 3711 Trojans and viruses.
• 02/15/2006. Twister virus definition v3011083(02/15/2006) released, add new 3510 Trojans and viruses.
• 02/08/2006. Twister virus definition v2902563(02/08/2006) released, add new 3277 Trojans and viruses.
• 02/01/2006. Twister virus definition v2818709(02/01/2006) released, add new 3015 Trojans and viruses.
• 01/25/2006. Twister virus definition v2734400(01/25/2006) released, add new 2811 Trojans and viruses.
• 01/18/2006. Twister virus definition v2649145(01/18/2006) released, add new 2467 Trojans and viruses.
• 01/12/2006. Twister virus definition v2617659(01/12/2006) released, add new 3699 Trojans and viruses.
• 01/05/2006. Twister virus definition v2453993(01/05/2006) released, add new 2231 Trojans and viruses.