Slide 4
Slide 4 text
ύϒϦοΫͳωοτϫʔΫ͔Βɺ
ϓϥΠϕʔτωοτϫʔΫʹΞΫηε͢ΔͨΊͷαʔόʔ
Bastion ϗετͱʁ
...a system identified by the firewall administrator as a critical strong point in the network security. Generally, bastion hosts will
have some degree of extra attention paid to their security, may undergo regular audits, and may have modified software.
Bastion Λհ͞ͳ͍ͱϓϥΠϕʔτʹ৵ೖͰ͖ͳ͍ɻ
Ref: http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.31.6790&rep=rep1&type=pdf
discussing firewalls in 1990 by Marcus J. Ranum