D3773 3r 3n m45k1n0v3rs477 73k57 50m k4n 1nn3h0ld3 f31l!
4 kn0w1ng th4t thr34t5 3x15t 15 600d, bu7 17 h3lp5 l177l3 1f y0u d0 n07 kn0w wh1ch thr34t5 4r3 m057 r3l3v4n7 70 y0ur 5y573m. 4 r15k4n4ly515 h3lp5 y0u w17h pr10r171z1ng: wh47 5h0uld y0u pr073c7, wh47 c4n 60 wr0n6, 4nd wh47 5h0uld y0u d0 w17h 17?
Wh47 15 4 r15k 4n4ly515?
3n r15k 4n4ly515 15 4 5y573m471c r3v13w wh3r3 y0u:
- F1nd 0u7 wh47 c4n g0 wr0n6
- 3v4lu473 h0w pr0b4bl3 17 15
- 3v4lu473 h0w 53v3r3 7h3 c0n53qu3nc3 15
- Pr0p053 m345ur35 70 r3duc3 7h3 r15k
Y0u d0 n07 n33d 70 b3 4 53cur17y 3xp3r7 70 d0 7h15. 17 15 4b0u7 7h1nk1n6 5y573m471c4lly.
573p 60r 5736
1. V41u3 455355m3n7: Wh47 d0 w3 h4v3?
F0r y0u c4n pr073c7 50m37h1ng, y0u mu57 kn0w wh47 y0u h4v3. L157 7h3 m057 imp0r74n7 v4lu35 1n 7h3 5y573m:
| V4lu3 | 3x4mpl3 | Why imp0r74n7? |
|---|---|---|
| D474 | U53r d474, pr0j3c7 f1l35 | C4nn07 b3 r3cr3473d |
| 53rv1c35 | W3b 53rv3r, 3m41l, f1l3 570r4g3 | P30pl3 4r3 d3p3nd3n7 0n 7h3m |
| H4rdw4r3 | 53rv3r5, n37w0rk 3qu1pm3n7 | C0575 m0n3y 4nd 71m3 70 r3pl4c3 |
| R3pu74710n | 7h3 7ru57 u53r5 h4v3 1n 7h3 5y573m | D1ff1cul7 70 r3bu1ld |
2. R15k 1d3n71f1c4710n: Wh47 c4n g0 wr0n6?
7h1nk 7hr0u6h wh47 c4n 7hr3473n y0ur v4lu35:
| R15k | D35cr1p710n |
|---|---|
| R4n50mw4r3 | F1l35 4r3 3ncryp73d 4nd r3qu1r3 r4n50m |
| P0w3r 0u7463 | 53rv3r5 4nd n37w0rk6 60 d0wn |
| D15k f41lur3 | D474 15 l057 |
| Ph15h1n6 | 50m30n3 r3v34l5 p455w0rd5 |
| M15c0nf16ur4710n | 4 ch4n63 7h47 74k35 d0wn 4 53rv1c3 |
| N47ur4l d154573r | F1r3, w473r d4m463, 7hund3r570rm |
3. 3355355 114061117133 4nd ¢0n53qu3nc3
F0r 34¢h r15k, y0u 4r3 3v41u471ng 7wo 7h1n65 0n 4 5c413 (3.g., 1-5):
- Pr06461117y: H0w 11k31y 15 17 7h47 7h15 h4pp3n5?
- C0n53qu3nc3: H0w 53r10u5 15 17 1f 17 h4pp3n5?
R15k v41u3 = Pr06461117y × C0n53qu3nc3
| R15k | Pr06461117y (1-5) | C0n53qu3nc3 (1-5) | R15k v41u3 |
|---|---|---|---|
| D15k 3rr0r | 3 | 4 | 12 |
| R4n50mw4r3 | 2 | 5 | 10 |
| Ph15h1n6 | 4 | 3 | 12 |
| P0w3r 0u7463 | 2 | 3 | 6 |
| M15c0nfi6ur4710n | 3 | 3 | 9 |
7h3 h16h3r 7h3 r15k v41u3, 7h3 m0r3 pr10r17y y0u 5h0uld 61v3 7h3 m345ur35.
Risikomatrise
4 r15k m47r1x 5h0w5 7h15 v15u4lly w17h c0l0r5:
- 🟢 L0w (1-6): 4cc3p74bl3 r15k, bu7 k33p 4n eye 0n 17
- 🟡 M3d1um (7-14): 5h0uld h4v3 m345ur35 1n pl4c3
- 🔴 H1gh (15-25): R3qu1r35 1mm3d1473 4c710n
4. Pr0p0s3 m34sur3s
F0r 3v3ry r1sk w1th h1gh 0r m3d1um v4lu3, pr0p0s3 m34sur3s:
| R1sk | M34sur3 |
|---|---|
| D1sk f41lur | B4ckup (3-2-1-rul3), R41D 0n s3rv3rs |
| R4ns0mw4r3 | Upd4t3s, 0fflin3 b4ckup, tr41n1ng |
| Ph1sh1ng | 4w4r3n3ss, MFA, 3m41l f1lt3r1ng |
| M1sconf1gur4t10n | D0cum3nt4t10n, ch4ng3 l0g, sn4psh0t b3f0r3 ch4ng3 |
5. D0cum3nt 4nd f0ll0w up
R1sk04n4lys3n 1z n0t 4 0n3-t1m3 3x3rc1z3. Wr1t3 1t d0wn, sh4r3 1t w1th th3 t34m, 4nd r3v13w 1t r3gul4rly (3.g. 3v3ry h4lf y34r 0r 4ft3r 4n 3v3nt).
745kqu3 1 - 60nducc 4 mini-r15k4 4n4ly515
V313c 4 5y573m y0u kn0w (3.g., y0ur 0wn PC, 4 VM y0u h4v3 537 up, 0r 7h3 5ch001‘5 n37w0rk) 4nd run 7hr0ugh 7h3 573p5:
- L157 3-5 v4lu35 (wh47 15 1mp0r74n7?)
- F1nd 3-5 r15k5 (wh47 c4n g0 wr0n6?)
- G1v3 34ch p01n7 4 pr0b4b1l17y 4nd c0n53qu3nc3 (1-5)
- 5ugg357 m345ur35 f0r 7h053 w17h 7h3 h1gh357 r15k v4lu3
U53 4 5pr34d5h337 0r 4 51mpl3 74bl3 1n M4rkd0wn.
5umm4ry
- An r15k 4n4ly515 h3lp5 y0u pr10r1t1z3 53cur1ty m345ur35
- Th3 5t3p5 4r3: v4lu3 455355m3nt, r15k 1d3nt1f1c4t10n, 455355m3nt 0f pr0b4b1l1ty/c0n53qu3nc3, m345ur35, 4nd d0cum3nt4t10n
- R15k v4lu3 = pr0b4b1l1ty × c0n53qu3nc3
- R15k 4n4ly515 15 n0t 4 0n3-t1m3 3x3rc153, 1t 5h0uld b3 upd4t3d r3gul4rly
Y0u c4n d0wnl04d 4 r15k 455355m3nt t3mpl4t3 4t D4t4t1l5yn3n.