Buffer() is deprecated due to security and usability issues. so use t…

[tkvern]

…he Buffer.alloc() instead

[codecov]

Codecov Report

Merging #1321 into master will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff           @@
##           master   #1321   +/-   ##
======================================
  Coverage     100%    100%           
======================================
  Files           5       5           
  Lines         393     393           
======================================
  Hits          393     393

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[tkvern]

Buffer() is deprecated due to security and usability issues. so use the Buffer.from() instead