IntroductiontoGBT22240-2020InformationSecurityTechnology-GuidelinesforClassifiedProtectionofCybersecurityGBT22240-2020,titled"InformationSecurityTechnology-GuidelinesforClassifiedProtectionofCybersecurity,"isaChinesenationalstandardthatprovidesasystematicframeworkfortheclassificationandprotectionofcybersecurity.ThisstandardispartofChina'sbroaderefforttostrengthencybersecuritybydefininglevelsofprotectionbasedonthepotentialimpactofsecuritybreachesonnationalsecurity,socialorder,publicinterests,andthelegalrightsofindividualsandorganizations.Theguidelinesoutlinetheprinciples,methods,andproceduresfordeterminingtheappropriatesecuritylevelforinformationsystems.Itcategorizessystemsintofivelevels(fromLevel1toLevel5),withLevel1beingtheleastcriticalandLevel5themostcritical.Theclassificationconsidersfactorssuchastheimportanceofthesystem,thesensitivityofthedataithandles,andthepotentialconsequencesofasecurityincident.GBT22240-2020servesasakeyreferencefororganizationsandregulatorybodiesinChinatoimplementtheMulti-LevelProtectionScheme(MLPS),ensuringthatcybersecuritymeasuresaretailoredtothespecificrisksandrequirementsofdifferentsystems.CompliancewiththisstandardismandatoryforcriticalinformationinfrastructureandotherdesignatedsystemsoperatingwithinChina.ThisstandardreflectsChina'scommitmenttoestablishingarobustcybersecurityecosystemandalignswithglobalbestpracticesinriskmanagementandinformationsecuritygovernance.
