I would highly recommend looking at the CERT C Coding Standards, which are available for free: https://www.securecoding.cert.org/confluence/display/c/SEI+CERT+C

I would highly recommend looking at the CERT C Coding Standards, which are available for free: https://www.securecoding.cert.org/confluence/display/c/SEI+CERT+C+Coding+Standard https://www.securecoding.cert.org/confluence/display/c/SEI+C... One thing to note, they split them into recommendations and rules. Recommendations are more stylistic and open to debate, whereas violations of rules generally result in definite security concerns.