Unveiling the Exploitation of Missing "X-Frame-Options" HTTP Headers in Phishing Attacks

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CloudSEK's analysis reveals that threat actors are exploiting the absence of "X-Frame-Options" HTTP headers to conduct phishing attacks. They embed legitimate company domains within iframes and overlay these with fake login panels, tricking users into submitting credentials. These stolen credentials are then sent to attackers via a Telegram bot using hardcoded API tokens. CloudSEK recommends setting the 'X-Frame-Options' header to ‘DENY’ or ‘SAMEORIGIN’ and implementing Content Security Policies to prevent such iframe-based phishing attacks effectively.

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Unveiling the Exploitation of Missing "X-Frame-Options" HTTP Headers in Phishing Attacks

Unveiling the Exploitation of Missing "X-Frame-Options" HTTP Headers in Phishing Attacks

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