diff --git a/scripts/broadcast-dhcp-discover.nse b/scripts/broadcast-dhcp-discover.nse
index b8f87efdb..7ae771971 100644
--- a/scripts/broadcast-dhcp-discover.nse
+++ b/scripts/broadcast-dhcp-discover.nse
@@ -1,4 +1,3 @@
-local bin = require "bin"
 local coroutine = require "coroutine"
 local dhcp = require "dhcp"
 local ipOps = require "ipOps"
@@ -180,7 +179,7 @@ action = function()
 
   if( not(interfaces) ) then return fail("Failed to retrieve interfaces (try setting one explicitly using -e)") end
 
-  local transaction_id = bin.pack("<I", math.random(0, 0x7FFFFFFF))
+  local transaction_id = string.pack("<I4", math.random(0, 0x7FFFFFFF))
   local request_type = dhcp.request_types["DHCPDISCOVER"]
   local ip_address = ipOps.ip_to_str("0.0.0.0")
 
diff --git a/scripts/broadcast-novell-locate.nse b/scripts/broadcast-novell-locate.nse
index c0890a247..09354bc39 100644
--- a/scripts/broadcast-novell-locate.nse
+++ b/scripts/broadcast-novell-locate.nse
@@ -1,4 +1,3 @@
-local bin = require "bin"
 local ipOps = require "ipOps"
 local srvloc = require "srvloc"
 local stdnse = require "stdnse"
@@ -55,8 +54,7 @@ function action()
   for _, attr in ipairs(attribs) do
     local addr = attr:match("^%d*%-%d*%-%d*%-(........)")
     if ( addr ) then
-      local pos, dw_addr = bin.unpack( ">I", bin.pack("H", addr) )
-      local ip = ipOps.fromdword(dw_addr)
+      local ip = ipOps.str_to_ip(stdnse.fromhex(addr))
 
       if ( not(ips[ip]) ) then
         table.insert(addrs, ip)
diff --git a/scripts/broadcast-wake-on-lan.nse b/scripts/broadcast-wake-on-lan.nse
index e54988e79..54e69f80f 100644
--- a/scripts/broadcast-wake-on-lan.nse
+++ b/scripts/broadcast-wake-on-lan.nse
@@ -1,4 +1,3 @@
-local bin = require "bin"
 local nmap = require "nmap"
 local stdnse = require "stdnse"
 local string = require "string"
@@ -36,7 +35,7 @@ end
 -- @param mac string containing the MAC without delimiters
 -- @return packet string containing the raw packet
 local function createWOLPacket(mac)
-  return "\xff\xff\xff\xff\xff\xff" .. string.rep(bin.pack("H", mac), 16)
+  return "\xff\xff\xff\xff\xff\xff" .. string.rep(stdnse.fromhex(mac), 16)
 end
 
 local function fail (err) return stdnse.format_output(false, err) end
diff --git a/scripts/cups-info.nse b/scripts/cups-info.nse
index d17586c7b..f9c99bef0 100644
--- a/scripts/cups-info.nse
+++ b/scripts/cups-info.nse
@@ -1,7 +1,7 @@
-local bin = require "bin"
 local ipp = require "ipp"
 local shortport = require "shortport"
 local stdnse = require "stdnse"
+local string = require "string"
 local table = require "table"
 
 description = [[
@@ -62,7 +62,7 @@ action = function(host, port)
       [ipp.IPP.PrinterState.IPP_PRINTER_PROCESSING] = "Processing",
       [ipp.IPP.PrinterState.IPP_PRINTER_STOPPED] = "Stopped",
     }
-    local pos, state = bin.unpack(">I", printer.state)
+    local pos, state = string.unpack(">I4", printer.state)
     table.insert(output, {
       name = printer.name,
       ("DNS-SD Name: %s"):format(printer.dns_sd_name or ""),
diff --git a/scripts/eap-info.nse b/scripts/eap-info.nse
index 1a04780fc..5741f4cac 100644
--- a/scripts/eap-info.nse
+++ b/scripts/eap-info.nse
@@ -1,4 +1,3 @@
-local bin = require "bin"
 local eap = require "eap"
 local nmap = require "nmap"
 local stdnse = require "stdnse"
@@ -156,7 +155,7 @@ action = function()
           -- mac spoofing to avoid to wait too much
           local d = string.byte(iface.mac,6)
           d = (d + 1) % 256
-          iface.mac = iface.mac:sub(1,5) .. bin.pack("C",d)
+          iface.mac = iface.mac:sub(1,5) .. string.pack("B",d)
 
           tried_all = true
           for i,v in pairs(identity.auth) do
diff --git a/scripts/epmd-info.nse b/scripts/epmd-info.nse
index e510bc820..2a6dfddf8 100644
--- a/scripts/epmd-info.nse
+++ b/scripts/epmd-info.nse
@@ -1,4 +1,3 @@
-local bin = require "bin"
 local nmap = require "nmap"
 local shortport = require "shortport"
 local stdnse = require "stdnse"
@@ -50,7 +49,7 @@ action = function(host, port)
     return nil
   end
 
-  local pos, realport = bin.unpack(">I", data)
+  local pos, realport = string.unpack(">I4", data)
   data = string.sub(data, pos)
 
   local nodes = stdnse.output_table()