lib/signature.js
function( signature, input, key ) {

    var verifier = crypto.createVerify( this.algorithm + this.bits )

    return verifier.update( input )
      .verify( key, signature )

  }
function( signature, input, key ) {

    var verifier = crypto.createVerify( this.algorithm + this.bits )

    return verifier.update( input )
      .verify( key, signature )

  }
function ( signature , input , key ) { var verifier = crypto . createVerify ( this . algorithm + this . bits ) return verifier . update ( input ) . verify ( key , signature ) }
Verify an RSA signature
@internal used by `.verify()`
@param  {Buffer} signature
@param  {Buffer} input
@param  {Buffer} key
@return {Boolean}
Verify an RSA signature