GISP: GIAC Information Security Professional Certification

By GIAC · Question Mode

QuestionQ22

Communications and Network Security

Which of the following are methods for sending secure email messages over the Internet?

Each correct answer represents a complete solution.

Choose two
Explanation

PGP and S/MIME provide email-specific encryption and digital-signature capabilities, protecting message confidentiality and authenticity. IPsec is a network-layer security protocol, while TLS generally protects email transport sessions rather than functioning as a complete message-level secure-email solution.

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