The article mentions cracked encryption and how the NSA likes to bug. Does anyone know what the details on the cracked encryption are: key size, algorithm, VPN

The article mentions cracked encryption and how the NSA likes to bug. Does anyone know what the details on the cracked encryption are: key size, algorithm, VPN type? Or whether they obtained through one of the less-scary methods: trojan, stolen credentials, a brute-forced weak credentials, etc? Or perhaps it was just a touch of ignorance of Google Translate or the journalist(s)?