@tomo-x7 - JustUUID @tomo-x7's permanent UUID is ad3e2fe1-454f-418d-8bc4-1847b82bdc8a — assigned on JustUUID.

tomo-x7 のUUIDは ad3e2fe1-454f-418d-8bc4-1847b82bdc8a です！
#JustUUID #UUIDv4
justuuid.pages.dev/u/ad3e2fe1-4...

[Перевод] Более глубокий взгляд на старый UUIDv4 и новый UUIDv7 в PostgreSQL 18 UUIDv4 как первичный ключ в PostgreSQL обычно руг...

#UUIDv4 #postgresql #UUIDv7 #PostgreSQL #18 #первичный #ключ #B-tree #индекс #фрагментация #индекса

Origin | Interest | Match

Screenshot showing two session IDs: SESSIONID=27f3a8ba65f8c92ff5e32187fa7182 ✅ Secure SESSIONID=27f3a8ba-65f8-4c92-8ff5-e32187fa7182 ❌ Insecure

I recently ran into an interesting discrepancy:

What you see below are 120-bit Session IDs, one printed as hex and one in the format of a #UUIDv4.

After validating their randomness, I would classify the first as secure but raise concerns about the second […]

[Original post on infosec.exchange]