update zero process to secureZero
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@ -284,7 +284,9 @@ fn getSigningKey(allocator: std.mem.Allocator, signing_date: []const u8, config:
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, .{ signing_date, config.region, config.service });
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var secret = try std.fmt.allocPrint(allocator, "AWS4{s}", .{config.credentials.secret_key});
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defer {
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for (secret) |_, i| secret[i] = 0; // zero our copy of secret
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// secureZero avoids compiler optimizations that may say
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// "WTF are you doing this thing? Looks like nothing to me. It's silly and we will remove it"
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std.crypto.utils.secureZero(u8, secret); // zero our copy of secret
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allocator.free(secret);
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}
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// log.debug("secret: {s}", .{secret});
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