This report explores how social media platforms have become attack vectors for phishing, account takeover, disinformation, and brand abuse. Threat actors exploit trust in digital interactions to spread malware, steal credentials, or impersonate executives. The study includes case examples of account hijacking and supply chain exploitation through LinkedIn, Twitter, and other networks. It underscores that social media governance and monitoring are critical to protect employees and corporate reputation. Proofpoint advises combining technical defenses with employee education to mitigate risks in this undersecured channel.

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