Only Security

Industry-first security training & marketplace platform. Host & sell your courses & physical products with low fees. Cyber, red team, product security & more.

[Only Security @onlysecurityuk]

Your OnlySecurity profile just got more powerful.

You can set your status to open for work, list your skills, so the right people can find you.

Recruiters are on the platform. Your verified credentials are already there. Now your availability is too.

https://t.co/KKSn7LBsbt

[Only Security @onlysecurityuk]

The OnlySecurity platform just got a full rebuild.

Faster. Cleaner. Built around how security professionals actually learn.

Same no-fluff promise: hands-on training from people doing the job, not teaching from slides.

https://t.co/KKSn7LC011

[Only Security @onlysecurityuk]

Three real vulnerabilities. Replicable. Reportable. Earnable.

Learn how to find, triage, and report bugs that actually get paid — from hunters who’ve done it.

#BugBounty #Pentesting #VulnResearch

https://t.co/lPurHWF5rH

[Only Security @onlysecurityuk]

Containers are not a security boundary. Prove it.

From enumeration to breakout and privilege escalation — learn the techniques attackers use and the controls that actually stop them.

#ContainerSecurity #CloudSecurity #DevSecOps

https://t.co/pCpzT5ZbhZ

[Only Security @onlysecurityuk]

You’re being tracked. Right now.

Learn how to take back control — secure comms, anonymisation tools, data minimisation, and privacy habits that actually stick.

#DigitalPrivacy #OnlySecurity #PrivacyMatters

https://t.co/Qv1PZWBqYy

[Only Security @onlysecurityuk]

JTAG. UART. SPI. Firmware analysis.

Practise real hardware hacking techniques at your own pace — with actual labs, firmware, and tooling included.

No waiting for a class. Just build the skill.

#HardwareHacking #IoTSecurity #RedTeam

https://t.co/F6f3WluSaF

[Only Security @onlysecurityuk]

Not all RFID cloning risk is equal. Can you tell the difference?

Learn real cloning techniques, apply a consistent risk grading system, and communicate findings that clients actually understand.

#RFID #AccessControl #RedTeam

https://t.co/0Tvtao1CSl

[Only Security @onlysecurityuk]

Containers are not a security boundary. Prove it.

From enumeration to breakout and privilege escalation — learn the techniques attackers use and the controls that actually stop them.

#ContainerSecurity #CloudSecurity #DevSecOps

https://t.co/pCpzT5ZbhZ

[Only Security @onlysecurityuk]

SQLi is still killing apps in 2025.

Learn the attack patterns so you can build the right defences — parameterised queries, safe ORMs, input handling, and remediation that sticks.

#AppSec #SecureCoding #SQLi

https://t.co/iewXY8pN4s

[Only Security @onlysecurityuk]

Perimeter security is dead. Zero Trust is the standard.

Deep-dive into Cloudflare’s Zero Trust stack — secure apps, lock down networks, and protect users at scale.

For CloudSec, DevOps, and security engineers.

#ZeroTrust #CloudSecurity #DevSecOps

https://t.co/CWdM9hyxd8

[Only Security @onlysecurityuk]

That padlock isn’t as secure as they think.

Learn how combination locks work, how to decode them without damage, and how to evaluate real-world physical security.

#Locksport #RedTeam #PhysicalSecurity

https://t.co/XEgvkz1dSB

[Only Security @onlysecurityuk]

You don’t need to be a hacker to protect yourself.

Practical OSINT tools and digital safety tactics — no experience required. Start using them today.

#OSINT #DigitalSafety #CyberAwareness

https://t.co/yrWZj4uG2L

[Only Security @onlysecurityuk]

The best recon doesn’t touch anything.

Master visual intelligence: lighting, shadows, reflections, pattern recognition — and what they reveal about a target without ever setting foot inside.

#RedTeam #PhysicalSecurity #OSINT

https://t.co/Ecs0qKcXwz

[Only Security @onlysecurityuk]

You’re being tracked. Right now.

Learn how to take back control — secure comms, anonymisation tools, data minimisation, and privacy habits that actually stick.

#DigitalPrivacy #OnlySecurity #PrivacyMatters

https://t.co/Qv1PZWBqYy

[Only Security @onlysecurityuk]

Attackers hide their tracks. Can you find them anyway?

Learn to spot digital footprints, counter anti-forensic techniques, and reconstruct what really happened.

Hands-on labs. Real case studies.

#DFIR #DigitalForensics #IncidentResponse

https://t.co/xhRsKTKENr

[Only Security @onlysecurityuk]

AI isn’t replacing pentesters. It’s making good ones faster.

Learn how to use AI for recon, threat modelling, and structuring physical pentest plans that actually hold up.

#RedTeam #PhysicalSecurity #AIinSecurity

https://t.co/6abIKEOwQh

[Only Security @onlysecurityuk]

Most assessors get DESFire wrong.

This free course explains how these cards actually work, what you can test, and what you can’t — before you embarrass yourself on a job.

Free. No excuses.

#RFID #AccessControl #FreeCourse #OnlySecurity

https://t.co/YkYGntn1UC

[Only Security @onlysecurityuk]

Three real vulnerabilities. Replicable. Reportable. Earnable.

Learn how to find, triage, and report bugs that actually get paid — from hunters who’ve done it.

#BugBounty #Pentesting #VulnResearch

https://t.co/lPurHWFDhf

[Only Security @onlysecurityuk]

Collecting data is easy. Building intelligence that holds up under scrutiny? That’s different.

Learn structured, auditable OSINT — source validation, linked intel layers, and reports that drive decisions.

#OSINT #Intelligence #Investigations

https://t.co/LCohv5paXH

[Only Security @onlysecurityuk]

Your iPhone knows a lot about you.

Learn exactly how to lock it down; settings, apps, permissions, and habits that keep everyday users genuinely safe.

#iOSSecurity #MobileSecurity #OnlySecurity

https://t.co/GRSvd2DnkH