Flawfinder version 2.0.10, (C) 2001-2019 David A. Wheeler. Number of rules (primarily dangerous function names) in C/C++ ruleset: 223 Examining data/hitori-3.38.0/src/generator.c Examining data/hitori-3.38.0/src/generator.h Examining data/hitori-3.38.0/src/interface.c Examining data/hitori-3.38.0/src/interface.h Examining data/hitori-3.38.0/src/main.c Examining data/hitori-3.38.0/src/main.h Examining data/hitori-3.38.0/src/rules.c Examining data/hitori-3.38.0/src/rules.h FINAL RESULTS: data/hitori-3.38.0/src/generator.c:45:2: [3] (random) srand: This function is not sufficiently random for security-related functions such as key and nonce creation (CWE-327). Use a more secure technique for acquiring random values. srand (seed); ANALYSIS SUMMARY: Hits = 1 Lines analyzed = 1959 in approximately 0.08 seconds (23237 lines/second) Physical Source Lines of Code (SLOC) = 1340 Hits@level = [0] 0 [1] 0 [2] 0 [3] 1 [4] 0 [5] 0 Hits@level+ = [0+] 1 [1+] 1 [2+] 1 [3+] 1 [4+] 0 [5+] 0 Hits/KSLOC@level+ = [0+] 0.746269 [1+] 0.746269 [2+] 0.746269 [3+] 0.746269 [4+] 0 [5+] 0 Dot directories skipped = 1 (--followdotdir overrides) Minimum risk level = 1 Not every hit is necessarily a security vulnerability. There may be other security vulnerabilities; review your code! See 'Secure Programming HOWTO' (https://dwheeler.com/secure-programs) for more information.