CISO #MindMap
An Overview of the Responsibilities and Ever Expanding Role of The #CISO
@Engineer_Computer
An Overview of the Responsibilities and Ever Expanding Role of The #CISO
@Engineer_Computer
Network Security Channel
Post Quantum Cryptography and Compliance Reality.pdf
Post-Quantum Cryptography just entered operational reality.
Ubuntu 26.04 LTS shipped this week — and the most significant change wasn't the new desktop or the Rust-based utilities.
It was this: PQC is now the default. Not opt-in. Not a beta flag. The default.
Every SSH session and TLS connection on a fresh Ubuntu 26.04 install now negotiates ML-KEM-768 — NIST's finalised post-quantum key exchange — alongside the classical X25519. An attacker must break both to compromise the session.
Five things CISOs and compliance teams should do now
1 — Run a cryptographic asset inventory: Map every use of RSA, ECDH, ECDSA, and DH across your systems, libraries, certificates, and third-party integrations. You cannot migrate what you cannot see.
2 — Classify data by longevity: Long-retention data is your highest HNDL priority. Start the migration there.
3 — Document your position under ISO 27001 A.8.24: "Use of Cryptography" already requires a documented policy. An undocumented risk decision on HNDL is itself a compliance gap.
4 — Include PQC in your vendor risk programme: Your quantum exposure is only as low as your weakest cryptographic dependency. Ask your key vendors when they're moving.
5 — Upgrade TLS and SSH first: Ubuntu 26.04 has done this for new deployments. For existing infrastructure, this is the practical starting point — hybrid ML-KEM with classical fallback, backward compatible, running today.
Enterprise infrastructure migrations at scale take 5–10 years.
CRQCs — quantum computers powerful enough to break RSA-2048 — are 7–15 years away by most estimates.
The window is narrowing.
Ubuntu 26.04 is the infrastructure layer moving.
The compliance and regulatory layer is next.
Is your organisation tracking PQC readiness? Have you run a cryptographic inventory yet? Genuinely curious where teams are on this.
#PostQuantumCryptography #PQC #Cryptography #CISO #Cybersecurity #ISO27001 #Compliance #Ubuntu #NIST #LowerPlane #InformationSecurity
🔹 Share & Support Us 🔹
📱 Channel : @Engineer_Computer
Ubuntu 26.04 LTS shipped this week — and the most significant change wasn't the new desktop or the Rust-based utilities.
It was this: PQC is now the default. Not opt-in. Not a beta flag. The default.
Every SSH session and TLS connection on a fresh Ubuntu 26.04 install now negotiates ML-KEM-768 — NIST's finalised post-quantum key exchange — alongside the classical X25519. An attacker must break both to compromise the session.
Five things CISOs and compliance teams should do now
1 — Run a cryptographic asset inventory: Map every use of RSA, ECDH, ECDSA, and DH across your systems, libraries, certificates, and third-party integrations. You cannot migrate what you cannot see.
2 — Classify data by longevity: Long-retention data is your highest HNDL priority. Start the migration there.
3 — Document your position under ISO 27001 A.8.24: "Use of Cryptography" already requires a documented policy. An undocumented risk decision on HNDL is itself a compliance gap.
4 — Include PQC in your vendor risk programme: Your quantum exposure is only as low as your weakest cryptographic dependency. Ask your key vendors when they're moving.
5 — Upgrade TLS and SSH first: Ubuntu 26.04 has done this for new deployments. For existing infrastructure, this is the practical starting point — hybrid ML-KEM with classical fallback, backward compatible, running today.
Enterprise infrastructure migrations at scale take 5–10 years.
CRQCs — quantum computers powerful enough to break RSA-2048 — are 7–15 years away by most estimates.
The window is narrowing.
Ubuntu 26.04 is the infrastructure layer moving.
The compliance and regulatory layer is next.
Is your organisation tracking PQC readiness? Have you run a cryptographic inventory yet? Genuinely curious where teams are on this.
#PostQuantumCryptography #PQC #Cryptography #CISO #Cybersecurity #ISO27001 #Compliance #Ubuntu #NIST #LowerPlane #InformationSecurity
🔹 Share & Support Us 🔹
📱 Channel : @Engineer_Computer
Network Security Channel
Hack the Cybersecurity Interview.pdf
📊 "You can measure anything — even cybersecurity risk."
That's the core argument of How to Measure Anything in Cybersecurity Risk by Douglas Hubbard & Richard Seiersen, and it challenges how most of us think about risk.
The uncomfortable truth the book opens with: the risk matrix — those red/amber/green "High / Medium / Low" heatmaps we all use — often adds noise, not clarity. Vague labels feel rigorous but hide the very uncertainty they're meant to manage.
The authors make the case for something better 👇
🔹 Replace ordinal scales with real quantities. Swap "High likelihood" for an actual probability and a dollar range of impact.
🔹 Calibrate your experts. Most people are overconfident. With training, analysts can give estimates that are honest about what they don't know.
🔹 Start simple. You don't need perfect data — a basic quantitative model (Monte Carlo + a few calibrated ranges) beats a color-coded chart almost immediately.
🔹 Reduce uncertainty with Bayesian thinking. Even sparse data can update and sharpen your risk estimates.
🔹 Measurement isn't about certainty — it's about reducing uncertainty enough to make better decisions.
My takeaway: in security we obsess over tools and detection, but we rarely question how we quantify the risks driving those decisions. This book is a strong nudge to treat risk like the measurable, decision-relevant thing it actually is.
A must-read for anyone in SOC, GRC, or security leadership. 📑
Have you moved beyond the risk matrix yet?
#CyberSecurity #RiskManagement #GRC #SecurityMetrics #QuantitativeRisk #InfoSec #SOC #CISO
🔹 Share & Support Us 🔹
📱 Channel : @Engineer_Computer
That's the core argument of How to Measure Anything in Cybersecurity Risk by Douglas Hubbard & Richard Seiersen, and it challenges how most of us think about risk.
The uncomfortable truth the book opens with: the risk matrix — those red/amber/green "High / Medium / Low" heatmaps we all use — often adds noise, not clarity. Vague labels feel rigorous but hide the very uncertainty they're meant to manage.
The authors make the case for something better 👇
🔹 Replace ordinal scales with real quantities. Swap "High likelihood" for an actual probability and a dollar range of impact.
🔹 Calibrate your experts. Most people are overconfident. With training, analysts can give estimates that are honest about what they don't know.
🔹 Start simple. You don't need perfect data — a basic quantitative model (Monte Carlo + a few calibrated ranges) beats a color-coded chart almost immediately.
🔹 Reduce uncertainty with Bayesian thinking. Even sparse data can update and sharpen your risk estimates.
🔹 Measurement isn't about certainty — it's about reducing uncertainty enough to make better decisions.
My takeaway: in security we obsess over tools and detection, but we rarely question how we quantify the risks driving those decisions. This book is a strong nudge to treat risk like the measurable, decision-relevant thing it actually is.
A must-read for anyone in SOC, GRC, or security leadership. 📑
Have you moved beyond the risk matrix yet?
#CyberSecurity #RiskManagement #GRC #SecurityMetrics #QuantitativeRisk #InfoSec #SOC #CISO
🔹 Share & Support Us 🔹
📱 Channel : @Engineer_Computer
❤1👍1
Network Security Channel
The Cybersecurity Manager’s Guide.pdf
🛡 "Nobody cares, nobody understands, and fear drives most of the decisions."
That's the brutally honest reality Todd Barnum opens with in The Cybersecurity Manager's Guide — and after 25+ years leading InfoSec programs, he's earned the right to say it.
What I appreciated most: this isn't another technical manual. It's a leadership road map for the part of the job no certification prepares you for — building a program when you're under-resourced, misunderstood, and largely on your own.
His framework splits the work into the science (the eight domains of InfoSec) and the art — seven practical steps that need surprisingly little budget 👇
🔹 Cultivate relationships — security is won through people, not tools
🔹 Ensure alignment with the business, not against it
🔹 Lay the foundation with a few core cornerstones
🔹 Communicate relentlessly — get the message out
🔹 Give your job away — empower others; it's your only hope to scale
🔹 Organize your InfoSec team intentionally
🔹 Measure what matters — not what's easy to count
The line that stayed with me: organizations pour millions into "best-in-class" tools, yet a decent social engineer still gets in with three well-crafted phishing emails. The gap usually isn't technology — it's culture, communication, and leadership.
My takeaway: the hardest problems in security aren't technical. They're human. This book is for anyone stepping from doing security into leading it.
A great read for new managers, aspiring CISOs, and anyone building a program from scratch. 📑
If you lead a security team — what's the one lesson you wish you'd learned sooner?
#CyberSecurity #InfoSec #SecurityLeadership #CISO #SecurityManagement #BlueTeam #GRC
🔹 Share & Support Us 🔹
📱 Channel : @Engineer_Computer
That's the brutally honest reality Todd Barnum opens with in The Cybersecurity Manager's Guide — and after 25+ years leading InfoSec programs, he's earned the right to say it.
What I appreciated most: this isn't another technical manual. It's a leadership road map for the part of the job no certification prepares you for — building a program when you're under-resourced, misunderstood, and largely on your own.
His framework splits the work into the science (the eight domains of InfoSec) and the art — seven practical steps that need surprisingly little budget 👇
🔹 Cultivate relationships — security is won through people, not tools
🔹 Ensure alignment with the business, not against it
🔹 Lay the foundation with a few core cornerstones
🔹 Communicate relentlessly — get the message out
🔹 Give your job away — empower others; it's your only hope to scale
🔹 Organize your InfoSec team intentionally
🔹 Measure what matters — not what's easy to count
The line that stayed with me: organizations pour millions into "best-in-class" tools, yet a decent social engineer still gets in with three well-crafted phishing emails. The gap usually isn't technology — it's culture, communication, and leadership.
My takeaway: the hardest problems in security aren't technical. They're human. This book is for anyone stepping from doing security into leading it.
A great read for new managers, aspiring CISOs, and anyone building a program from scratch. 📑
If you lead a security team — what's the one lesson you wish you'd learned sooner?
#CyberSecurity #InfoSec #SecurityLeadership #CISO #SecurityManagement #BlueTeam #GRC
🔹 Share & Support Us 🔹
📱 Channel : @Engineer_Computer
❤1👍1
Network Security Channel
Empowering Defenders AI for Cybersecurity.pdf
🛡 AI isn't just a tool attackers use — it's becoming the defender's biggest advantage.
The new World Economic Forum white paper (in collaboration with KPMG) makes one thing clear: attackers now operate at machine speed, using AI for reconnaissance, malware generation, and large-scale attacks. What once took weeks can now happen in minutes.
So defenders have to keep pace — and the numbers show they're starting to.
📊 A few findings that stood out:
🔹 94% of organizations now see AI as the single most significant driver of change in cybersecurity
🔹 77% already use AI in their security operations
🔹 Organizations using AI extensively cut breach times by ~80 days and reduced average breach costs by $1.9M
🔹 88% of security teams report time savings and more room for proactive defense
But here's the part most people miss 👇
AI doesn't replace human judgment — it amplifies it. The report repeatedly warns against over-reliance: excessive trust in automation creates a false sense of security and erodes the very expertise teams need when systems fail.
The winning approach isn't "AI vs. humans." It's AI + human oversight, deployed across the full security lifecycle — govern, identify, protect, detect, respond, and recover.
The defenders who win won't be the ones with the most automation. They'll be the ones who deploy it strategically, validate it through pilots, and keep humans firmly in the loop.
#Cybersecurity #ArtificialIntelligence #AI #InfoSec #ThreatIntelligence #CISO #CyberDefense #WEF
🔹 Share & Support Us 🔹
📱 Channel : @Engineer_Computer
The new World Economic Forum white paper (in collaboration with KPMG) makes one thing clear: attackers now operate at machine speed, using AI for reconnaissance, malware generation, and large-scale attacks. What once took weeks can now happen in minutes.
So defenders have to keep pace — and the numbers show they're starting to.
📊 A few findings that stood out:
🔹 94% of organizations now see AI as the single most significant driver of change in cybersecurity
🔹 77% already use AI in their security operations
🔹 Organizations using AI extensively cut breach times by ~80 days and reduced average breach costs by $1.9M
🔹 88% of security teams report time savings and more room for proactive defense
But here's the part most people miss 👇
AI doesn't replace human judgment — it amplifies it. The report repeatedly warns against over-reliance: excessive trust in automation creates a false sense of security and erodes the very expertise teams need when systems fail.
The winning approach isn't "AI vs. humans." It's AI + human oversight, deployed across the full security lifecycle — govern, identify, protect, detect, respond, and recover.
The defenders who win won't be the ones with the most automation. They'll be the ones who deploy it strategically, validate it through pilots, and keep humans firmly in the loop.
#Cybersecurity #ArtificialIntelligence #AI #InfoSec #ThreatIntelligence #CISO #CyberDefense #WEF
🔹 Share & Support Us 🔹
📱 Channel : @Engineer_Computer
❤1👏1