"Introduction to White Hackers" written by BL Case Miss Hiroki Abe will be released on October 2020, 10.From Impress ^ – ^
My theory is, "If you are a doctor, you cannot save people unless you know not only medicine (defense) but also poison (attacker's method)."
"Certified white hacker" who can get various viewpoints (attacker's viewpoint) by learning as well as test preparation.
I support those who challenge ^ – ^
https://book.impress.co.jp/books/1119101182
