Analyze the relationship between 'Check Point' and 'Software' within the context of the input sentence.
Options: chief executive officer, platform, subsidiary, product/material produced

Several Israeli security firms such as Cyber-Ark Software (CYBR.O) have gone public in recent years with successful offerings, following in the footsteps of computer security pioneer Check Point Software (CHKP.O), Israel's biggest tech firm.
product/material produced