Not a good morning for cybersecurity... KRACK attack affects WPA2, the protocol that runs basically every encrypted WiFi network. https://www.krackattacks.com/
The ROCA attack identifies a massive number of RSA 1024 and 2048 bit keys (including, I'm told, potentially all of those created by a YubiKey 4) are factorable. https://crocs.fi.muni.cz/public/papers/rsa_ccs17