safeguard

1 means or method of defending with these safeguards in place, no one should be able to break into our computers Synonyms aegis (also egis), ammunition, armor, buckler, cover, guard, protection, defense, screen, security, shield, wall, wardRelated Words arm, armament, munitions, weapon, weaponry; fastness, fort, fortress, palisade, strongholdNear Antonyms aggression, assault, attack, offense (or offence), offensive

2 a measure taken to preclude loss or injury safeguards that were intended to assure our security, but not at the expense of our liberty Synonyms caution, fail-safe, palladium, preventive, precautionRelated Words armor, cover, guard, protection, screen, shield, wall, ward