You need protection:
Gurista/EOM/Mordus: 0.75 kinetic/0.25 thermal
Angel: 0.7 explosive/0.2 kin/0.1 em
Sansha/Blood raider: 0.5 em/0.5 thermal
Serpentis: 0.5 kinetic/0.5 thermal
Mercenaries: 0.5 thermal/0.3 kinetic/0.1 explosive/0.1 em
Rogue drones: 0.7 explosive/0.2 kinetic/0.1 thermal

Best Weapon against:
Gurista/EoM/Mordus: kinetic/thermal
Angel: explosive
Sansha/Blood raider: em/thermal
Serpentis: thermal
Mercenaries: thermal/kinetic
Rogue drones: em

Drones:
Gallente: thermal
Amarr: em
Minmatar: explosive
Caldari: kinetic

Caldari ships - Gravimetric SPD
Gallente ships - Magnetronic
Minmatar - Ladar Phase inverter
Amarr - Radar - white noise