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Possibly. It's not every passenger that has to, but you may, if: They ask you to do so, or Your shoes contain metal (eg steel toed/capped shoes) Source: Toronto Airport Security Requirements
Last couple of times I didn't have to, but some others (including a woman they were paying special attention to) did. It may depend on destination- these were not US destinations (Mexico and Canada), so relatively low risk compared to the US or UK.
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