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@ -21,6 +21,7 @@ $hash = \&Digest::SHA::sha256;
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use constant HMAC_LENGTH => 32;
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use constant IV_LENGTH => 16;
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# Build initialization vector subroutine
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BEGIN {
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eval { require Crypt::URandom; Crypt::URandom::urandom(IV_LENGTH) };
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if ($@) {
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