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The U.S. government is urging older politicians and high - ranking officials to lock down their devices amid the ongoing Chinese breach of at least eight major telecom providers .
In anadvisory on Wednesday , U.S. cybersecurity bureau CISA allege that “ extremely - targeted officials , ” admit those in government , should enable advanced security features , such asApple ’s Lockdown Mode , which limits the functionality of iPhones to restrain the telephone set ’s overall tone-beginning aerofoil .
The agency also recommend that officials switch over to cease - to - remnant encrypted message apps , like Signal . This advice comes soon after U.S. officialsurged Americansto also use cypher message apps to belittle the risk of having their communications intercepted .
“ Encryption is your admirer — it micturate your data indecipherable , even if the antagonist were to compromise it , ” CISA executive assistant director Jeff Greene pronounce on a call with reporters on Wednesday .
The means also recommends the use of phishing - resistant multi - factor hallmark andtelecom - story account PINsto protect against SIM - swap attacks .
