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[SKT ŷ] ٴ SKT5ܰ Ⱥ Ŀ

μġ | 2025.05.03 | Ű Ű
ּҺ ũ   ̽ īī


"װ ̾."

ý , SKڷ ڵ ̿ڵ ҾȰ ǰ ȥ ̾ ִ  籹 ħػ ľǰ Ŀ .

̹ SKڷ ܹ߼ȸ ŷٴ Ⱓ ϰ ġϰ غ APT(advanced persistent threat; Ӱ) ִ.

APT Ư Ÿ ð ϰ ġϰ ϴ ̹ Ѵ. ˷ (ε) ڵ, ̰ų ϴ ȸ ý۰ ü踦 Ѵ.

̹ Ÿ SKڷ޸ ƴ ̶ Ѵ. ڿ ״ ̾ ո ȭǰ ݿ ȿ ϱ ؼ ٺ ü迡 ñϴٰ .

ϰ APT ݡ"Ŀ , Դ 1 ̻ ẹ "

бź ΰյ , SKڷ Ŀ HSS(ڰ) о ȭȣ, ڽĺŰ(IMSI) 25 Ż Ȯεƴ.

SKڷ Ϸ 5ܰ  վ ϴµ, Ŀ ̸ ܰ ȸ HSS 3 ߴ.

Ŀ ħ ϰ ߴ. ܿ , Ŀ SKڷ η ħϴµ BPF(Berkeley Packet Filter Door) 迭 Ǽڵ 4 ߴ. ü BPF ǿ 鵵.

BPF Ʈũ ϰų ɷ ̴ , Ŀ ̸ ȭ ȸ η ϰ ְ޴ ߴ.

ܺο ͸ ְ '' ϴ Ʈ ϴµ, Ʈ ʰ š ־ Ȯεƴ. SKڷ ħθ Ȯ ־ٴ .

ܱⰣ ̷ ħػٴ Ŀ ּ PC Ǽڵ带 ġϴ ħ õϰ ẹ ִ ֿ ý Żϴ APT ݼ ɼ Ը ư ִ.

Ǽڵ ۵ư, ý ο ħߴ μ . Ŀ ý ħ ܰ躰 ' ' õߴ ˷.

ִб ̹ "鵵 ġ ħ ̾ " ߴ.

α "SKڷ ̹ ħػ ܱⰣ ϱ ʴ"鼭 " ó ۼ . ħ Ⱓ Ƽ ʵ ɼ ũ" ߴ.

ϰ Ʈũ ý ü ǻ Ұϴٴ ڸ ϴ Ҽ ɼ ٴ ǰߵ ִ.

ߴ Ӽ µ ü ٲ

̹ ü Ȯ ٲ Ѵٰ .

SKڷ ħη Ȱ BPF Ǽڵ Ʈ ȭ̳ ñ״ó α׷ üδ Ž Ұߴ.

ťŸ ǥ "ô Ƚýδ ֽ Ȥ " "ֱ ̹ ܼ ñ״ó Ž ȸϴ Ѿ, Ŀ , ȣȭ , Ʈ(portless) 鵵 ȭǰ ִ" ߴ.

ǽð Ϳ Ž α ̻ ¡ м, Ŀ Ž ü ִ Ž ü谡 ñϴٰ Ҵ.

̸ ܼ ֿ  νġ漱 Ž ̾ з ȯ ʿϴٰ Ѵ.

ü å ٲ ƴٴ ̴.

"ֱó ŷ յ Ȳ ޴δ ƴ" ߴ.

ü谡 κ ǹװ å üũ Ʈ ־, ޺ϴ ̹ Ѱ谡 ִٴ ſԴ ̴.

޴ ̵ ǰ ϴ ӹٴ .

׷ ȣȣ ü(ISMSISMS-P) ȿ ִ.

ISMSISMS-P бźο ȣȸ ְϴ , ý ϴ ÿ ȣȭ üũѴ. ̵ SKڷ ϴ б ǰ ִ. ռ Ŀ շ ȸ ͸ и Z, LG  ȹ ̴.

ȸ бȸ Ʊ ǿ(Ҿִ) ̹ SKڷ ŷ "ISMSISMS-P ˰ ȭ ʿϴ" " ŷ ֵ ȿ ȣ ü ŵ쳪 "̶ ߴ.

ڴ "Ȼ , Ȥ ̵ ؼߴ Ŀ ó ޶ ڰ ɵ ü踦 ¥ ִ" " Ӱ ü踦 ߵ ϵ, ó ȭϴ з ٲ ʿ䰡 ִ" ߴ.

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