Insights/Offensive Security

Offensive Security

Penetration testing, red teaming, and adversary simulation: how attackers actually get in, how testing works, and how to read what comes back.
§ 0118 articles
01
Offensive Security
How much does a penetration test cost?
Most quotes land between a few thousand and low six figures. The number that matters is what sits behind it: scope, seniority, and whether anyone actually tries to break in.
June 9, 2026
12 min read
02
Offensive Security
Penetration testing services: what you actually get
A penetration test is a person trying to break into your systems on purpose, under rules you set. Here is what the different types cover, how an engagement runs, and what lands on your desk at the end.
June 8, 2026
11 min read
03
Offensive Security
How to choose a penetration testing company
The brief is the same everywhere. The work is not. Here is how to tell a real offensive team from a scan with an invoice, and the questions to put in your RFP.
June 7, 2026
13 min read
04
Offensive Security
PTaaS vs traditional pentest vs automated scanning
Three things get sold as testing, and they are not the same. Here is what each one finds, what it misses, and how to combine them instead of choosing one.
June 6, 2026
13 min read
05
Offensive Security
What is VAPT? Vulnerability assessment and penetration testing explained
VAPT bundles two complementary jobs: a broad sweep for known weaknesses and a deep test that proves which ones actually matter. Here is how each works and why they belong together.
June 5, 2026
13 min read
06
Offensive Security
Network penetration testing explained
External testing asks how someone gets in. Internal testing asks how far they get once they do. Here is what network penetration testing covers and why assume-breach is the question that matters.
June 1, 2026
12 min read
07
Offensive Security
External attack surface management (EASM) explained
You cannot defend what you do not know you own. EASM continuously finds your internet-facing assets, including the ones no one remembers, before an attacker does.
May 30, 2026
12 min read
08
Offensive Security
Operational technology (OT) and industrial cybersecurity
In industrial environments downtime is not just an IT problem, it has physical consequences. Here is how OT security differs from classic IT security, and how you build it without disrupting production.
Jun 16, 2026
13 min read
09
Offensive Security
ICS and SCADA security: what makes it different
ICS and SCADA systems control physical processes, so an attack on them has real-world consequences. Here is what makes their security different and how to approach it.
Jun 16, 2026
12 min read
10
Offensive Security
IEC 62443: the standard for industrial system security
IEC 62443 is the leading international framework for securing industrial and OT systems. Here is how it is structured, what security levels mean, and who it is for.
Jun 16, 2026
12 min read
11
Offensive Security
Red teaming: simulating a real attack
Red teaming goes a step beyond a pentest. It simulates a real attacker across technology, people, and physical access, to test not just systems but the defense around them.
Jun 16, 2026
12 min read
12
Offensive Security
Ransomware: how to protect against it and respond to an attack
Ransomware encrypts your data and demands a ransom, and increasingly steals it before encryption. Here is what an attack looks like, how to prevent it, and how to respond so the disruption is as short as possible.
Jun 16, 2026
14 min read
13
Offensive Security
Phishing and social engineering: how to spot and stop an attack
Most serious breaches start with a message, not a vulnerability. Phishing and social engineering target people, not systems. Here is what the attacks look like, how to recognize them, and how to protect your company.
Jun 16, 2026
14 min read
14
Offensive Security
Malware: the main types and how to defend against them
Viruses, trojans, ransomware, and spyware are different kinds of malware with the same goal: to compromise your systems. Here is how they differ, how they get in, and how to defend against them.
Jun 16, 2026
12 min read
15
Offensive Security
DDoS attacks: how they work and how to defend
A DDoS attack floods a system with traffic until it goes down. Here is how it works, the main types, and how a company defends itself and prepares to respond.
Jun 16, 2026
11 min read
16
Offensive Security
Business email compromise (BEC): how to spot it and stop it
Business email compromise is one of the most financially damaging attacks. An attacker poses as an executive or a supplier and asks for a payment. Here is how to recognize it and prevent it.
Jun 16, 2026
11 min read
17
Offensive Security
Identity theft: how it happens and how to protect yourself
Identity theft lets an attacker pose as you or one of your employees. Here is how it happens, what the consequences are, and how to reduce the risk for yourself and your company.
Jun 16, 2026
11 min read
18
Offensive Security
A scan is not a pentest
Automated scanners find what they are told to look for. Attackers do not read the rulebook.
May 14, 2026
13 min read