Title: CHAP vs. PAP
1CHAP
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CHALLENGE HANDSHAKE AUTHENTICATION PROTOCOL
PAP
PASSWORD AUTHENTICATION PROTOCOL
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2Authentication Mechanism
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CHAP
PAP
Mutual authentication process, both the client
and the server authenticate each other's
identities
One-way authentication process, only the
client authenticates with the server
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3Password Transmission
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CHAP
PAP
Sends the encrypted password
Sends the password in plain text
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4Security
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CHAP
PAP
More secure due to the password not being sent
directly and uses a challenge-response
mechanism
Less secure due to plain text password
transmission and easily interceptable
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5Frequency
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CHAP
PAP
Periodic (frequent re-authentication)
Authentication typically occurs only during the
initial connection setup
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6Complexity
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CHAP
PAP
More complex and sophisticated to implement
Simpler to implement
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7Vulnerabilities
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CHAP
PAP
Resistant to eavesdropping and replay attacks
Vulnerable to eavesdropping and replay attacks
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8Use Cases
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CHAP
PAP
Suitable for long-lasting connections
Suitable for low-security scenarios
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