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32 lines
1.0 KiB
TeX
32 lines
1.0 KiB
TeX
\section{Performance Impact}
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\label{sec:performance}
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% ============================================================================
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\begin{table}[H]
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\centering
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\small
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\begin{tabular}{lrrr}
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\toprule
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\textbf{Operation} & \textbf{Classical} & \textbf{PQ Hybrid} & \textbf{Overhead} \\
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\midrule
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TLS handshake (cold) & 3.1ms & 4.3ms & +1.2ms \\
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TLS handshake (resumed) & 0.8ms & 0.8ms & +0.0ms \\
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JWT signing & 0.022ms & 0.142ms & +0.120ms \\
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JWT verification & 0.018ms & 0.063ms & +0.045ms \\
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API request (end-to-end) & 12ms & 13.2ms & +1.2ms \\
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KMS secret fetch & 5ms & 5.2ms & +0.2ms \\
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\bottomrule
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\end{tabular}
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\caption{Performance impact of post-quantum migration. Overhead is within
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acceptable bounds for all operations.}
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\label{tab:perf}
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\end{table}
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The total API request overhead of 1.2ms (from 12ms to 13.2ms) represents a
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10\% increase, dominated by the TLS handshake on cold connections. Persistent
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connections (used for all service-to-service communication) see negligible
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overhead.
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% ============================================================================
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