TY  - BOOK
AU  - Daniel G. Grahan
TI  - Ethical Hacking: : A Hands-on Introduction to Breaking In 
SN  - 9781718501874
U1  - 005.82 GRA 
PY  - 2021///.
CY  - San Francisco
PB  - No Starch Press, 
KW  - MCA
KW  - Network fundamentals
KW  - Cryptography
ER  -