Cyber attackers are experimenting with their latest ransomware on businesses in Africa, Asia and South America before targeting richer countries that have more sophisticated security methods.
网络攻击者正在利用非洲、亚洲和南美洲的企业试验最新的勒索软件，然后将目标对准拥有更复杂安全措施的富裕国家。
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