vi ate ▁the ▁press ures ▁they ▁face ▁daily ▁related ▁to ▁information ▁security ▁such ▁as ▁target ed ▁mal ware , ▁customer ▁data ▁the ft , ▁skills ▁short ages ▁and ▁resource ▁constraints . ▁ ▁Man aged ▁security ▁services ▁( M SS ) ▁are ▁also ▁considered ▁the ▁system atic ▁approach ▁to ▁man aging ▁an ▁organization ' s ▁security ▁needs . ▁The ▁services ▁may ▁be ▁conducted ▁in - house ▁or ▁out s our ced ▁to ▁a ▁service ▁provider ▁that ▁over se es ▁other ▁companies ' ▁network ▁and ▁information ▁system ▁security . ▁Function s ▁of ▁a ▁managed ▁security ▁service ▁include ▁round - the - clock ▁monitoring ▁and ▁management ▁of ▁intr usion ▁detection ▁systems ▁and ▁fire w alls , ▁over see ing ▁patch ▁management ▁and ▁up gr ades , ▁performing ▁security ▁assess ments ▁and ▁security ▁aud its , ▁and ▁respond ing ▁to ▁emer gen cies . ▁There ▁are ▁products ▁available ▁from ▁a ▁number ▁of ▁vend ors ▁to ▁help ▁organ ize ▁and ▁guide ▁the ▁procedures ▁involved . ▁This ▁diver ts ▁the ▁bur den ▁of ▁performing ▁the ▁ch ores ▁manually , ▁which ▁can ▁be ▁considerable , ▁away ▁from ▁administr ators . ▁ ▁Indust ry ▁research ▁firm , ▁For r ester ▁Research , ▁identified ▁the ▁ 1 4 ▁most ▁significant ▁vend ors ▁in ▁the ▁global ▁market ▁in ▁ 2 0 1 8 ▁with ▁its ▁ 2 3 - c riteria ▁evaluation ▁of ▁managed ▁security ▁service ▁prov iders ▁( M SS P s )-- ident ifying ▁Acc ent ure , ▁IBM , ▁D ell ▁Sec ure Work s , ▁Trust wave , ▁AT