Why are certificates preferred over pre-shared keys in an IPsec VPN?

Question

Options

• AWeak scalability: PSKs need to be set on each and every Gateway
• BWeak performance: PSK takes more time to encrypt than Drffie-Hellman
• CWeak security: PSKs can only have 112 bit length.
• DWeak Security: PSK are static and can be brute-forced.

• A
  2% (1)
• B
  4% (2)
• C
  9% (4)
• D
  84% (38)

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