Research Article

The Prediction of Serial Number in OpenSSL’s X.509 Certificate

Table 5

The comparison of 6 open source libraies.

Programming LanguageNot BeforeSerial Number
Is random?Is predictable?

OpenSSLCcurrent time

EJBCAJavacurrent time - 10minutes

CFSSLgocurrent time

NSSCcurrent time

BotanC++current time

FortifyTypescriptcurrent time