Note: Padding schemes only provide limited protection against an
attacker with these capabilities, potentially only forcing an
increased number of guesses to learn the length associated with a
given guess. Padding schemes also work directly against
compression by increasing the number of bits that are transmitted.
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Note: Simply removing entries corresponding to the field from the
dynamic table can be ineffectual if the attacker has a reliable
way of causing values to be reinstalled. For example, a request
to load an image in a web browser typically includes the Cookie
header field (a potentially highly valued target for this sort of
attack), and websites can easily force an image to be loaded,
thereby refreshing the entry in the dynamic table.
Should the following text be formatted using
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