The China-linked advanced persistent threat (APT) actor known as Salt Typhoon has continued its attacks targeting networks across the world, including organizations in the telecommunications, government, transportation, lodging, and military infrastructure sectors. "While these actors focus on large backbone routers of major telecommunications providers, as well as provider edge (PE) and customer edge (CE) routers, they also leverage compromised devices and trusted connections to pivot into other networks," according to a joint cybersecurity advisory published Wednesday. "These actors often modify routers to maintain persistent, long-term access to networks." The bulletin, courtesy of authorities from 13 countries, said the malicious activity has been linked to three Chinese entities,…