If the prospect says yes, you can ask a closing question with a very high assurance that you will get the okay. (remonline.com)
Saifu's platform was designed and integrated with Thales nShield HSMs to deliver high assurance protection of keys for use with cryptocurrencies. (cryptoninjas.net)
Either of these would be a good consideration with high assurance that they won't be sunsetting anytime soon. (careerladder.sg)