Failclosed

FailClosed: cybersecurity, digital forensics, Microsoft 365 & Entra ID. #83 Server Fault contributor (3,330 rep, 10.5yrs).

[Failclosed @failclosed]

https://t.co/jsisR4E4Hg

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AI is awesome, but don't blindly trust it. It can lie and do what you told it not to do.

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Excited that my proposal has been accepted for #BSidesCle2026! I will share details once the full agenda is released!

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@HackingLZ Idk but I have sent that shared in multiple group chats lately too. That said, it is also good for passive recon of internal systems during pentesting too.

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@skatterbrainzz lol. If only that worked more often

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NSA and CISA warn: hackers are using AI to break into Siemens PLCs https://t.co/kyUz1z3p8W

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Which one of you all broke Claude?

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@ImposeCost 🤣

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If you manage OT networks, now is a great time to secure your environment. https://t.co/j9KGHBeT5U #cybersecurity #infosec #criticalinfrastructure #ics #cyberattack #nationalsecurity

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No ransom. No warning. Just locked-out water systems in 7 states. #CyberSecurity #InfoSec #CriticalInfrastructure

[@mikko @mikko]

Annual OPSEC reminder for those going to BH/DC.
#BHUSA #DEFCON

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Why TOTP MFA isn’t as secure as you think. https://t.co/1DydsObtLu

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Shouting into the void, if anyone else can't get paperless-ngx running via Docker compose, the problem was postgres:16-alpine. Deleted the postgres database volume, updated compose to use postgres:17-alpine, redployed and it worked

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Just created by #2026 reading and audiobook lists. What are you reading in 2026?

20x #books
8x #audiobooks

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Created a proxmox cluster, installed proxmox v9 on a spare desktop, and joined the desktop to the cluster. Now I have a node to run lxcs and a node to run vms.

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@FrankLesniak @NathanMcNulty If the DNS queries are transmitted through an encrypted connection, Defender for Endpoint can't see what the requests are. Disabling "Use secure DNS" is similar in purpose to blocking outbound UDP 443 (QUIC) when performing TLS Inspection on network traffic.

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@VICE the irony of the document containing a missing page being hosted on a server that no longer exists...

https://t.co/frswqX6i7t

[DirectoryRanger @DirectoryRanger]

Active Directory Hardening Series
Part 1 Disabling NTLMv1 https://t.co/9gla1vtQ18
Part 2 Removing SMBv1 https://t.co/KOqpamarcW
Part 3 Enforcing LDAP Signing https://t.co/oW2Ymvu1ZW
Part 4 Enforcing AES for Kerberos https://t.co/iENjEPBOFD

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@cyb3rops I am waiting for the flood of clients looking to move everything back on-prem. Many won't but others might.

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🔥 hot take: "We're changing to IPv6" is the same as "We're changing to the metric system" but for the current generation.