The Ministry of Digital Affairs (MODA) has urged government agencies to promptly replace their transport layer security (TLS) certificates issued by Taiwan-CA Inc (TWCA) after discovering that the certificates did not meet international standards for cryptographic randomness.The ministry issued a st. Add TT as Preferred Source The Ministry of Digital Affairs (MODA) has urged government agencies to promptly replace their transport layer security (TLS) certificates issued by Taiwan-CA Inc (TWCA) after discovering.