Kenji Tanaka is a RECATOOLS editorial persona focused on developer tools, cloud platforms, DevOps, CI/CD, software supply chains, and infrastructure trends. Articles under this byline help technical readers understand how tooling changes affect software delivery, security, cost, and reliability.

About this byline

Kenji Tanaka is a RECATOOLS editorial persona for developer tools, cloud, DevOps, and software supply-chain coverage. Articles are produced and reviewed under RECATOOLS editorial supervision.

Editorial responsibility for this byline rests with Jeffrey Tan (Tan Seng Fei), RECASYS, Singapore. Our Editorial Policy sets out how sources are reviewed, how AI-assisted workflows are used, and how editorial desks and personas are defined.

282
Articles
Developer Tools
Primary beat
Apr 2026
Writing since
~2074 min
Total reading
All 282 Developer Tools 93 Cybersecurity 76 AI & ML 62 Cloud & Infra 35 Cyber Threat Intel 8 Consumer Tech 5 Science 3

Articles Showing 1–10 of 282

Front panel of a rack-mounted network appliance
Cybersecurity

FBI Warns FortiBleed Attackers Are Locking Firewall Owners Out of Their Own Devices

A joint advisory says more than 86,000 FortiGate units are compromised, legitimate admin accounts are being deleted, and stolen access is being sold to ransomware gangs.

8 Oct 2026 · 4 min read
A single lightning bolt striking down from a purple night sky above dark trees
Science

Thunder covers a kilometre in under three seconds in Singapore air

Dividing the seconds between a lightning flash and its thunder by three gives kilometres, but in Singapore's air sound covers a kilometre in about 2.86 seconds, so the rule places a strike 4–5% closer than it is. Most of that gap is the rule's own rounding, and the first half of the old 30-30 rule was replaced by a US working-group consensus over 2006–07.

8 Oct 2026 · 6 min read
A narrow footpath winding through dense green forest
Science

NParks allows about twice the time Naismith's rule gives on Singapore trails

Naismith's 1892 rule allows an hour for every three miles plus an hour for every 2,000 feet of climb, and the day he said matched it included short halts. Singapore's and Sabah's park authorities allow far more time on their own trails than the rule gives.

7 Oct 2026 · 6 min read
Hands typing on a vintage typewriter, in black and white
AI & ML

OpenAI Will Watermark ChatGPT Text in the EU, but Only Researchers Can Check It

Chatbot and Codex output for users in the European Union will carry an invisible mark meant to satisfy the AI Act. The company's own tests show editing can largely erase it.

7 Oct 2026 · 4 min read
Network equipment in a rack with patch cables connected
Cybersecurity

A Third Citrix NetScaler Flaw Hit Appliances That Had Installed Last Week's Emergency Fix

CVE-2026-88779 affects boxes that use SAML sign-in. Citrix calls it a crash; a researcher found malware running on a patched honeypot. Patch again, then check the logs.

5 Oct 2026 · 5 min read
Close-up of the Dell EMC logo on the front grille of a server
Cybersecurity

Dell Fixed Two 10.0 Storage Flaws, and Its Own Old Guide Used 'supersecret' as a Signing Key

Thirteen flaws in Dell's Kubernetes storage add-on include one that hands attackers every array's admin credentials. Sites set up from the archived guide must change the secret, not just update.

3 Oct 2026 · 3 min read
Euro banknotes lying on printed bank statements
Developer Tools

IBAN check digits catch every wrong digit and nearly every letter typo

An IBAN's check digits caught every wrong digit we typed into SWIFT's 89 example IBANs, and missed a few errors that swap a digit for a letter. What the registry format adds, which ASEAN member has an IBAN, SEPA's 41 countries, and why a valid IBAN does not identify the account holder.

3 Oct 2026 · 6 min read
Korean words in Hangul lettering on a lit signboard
Developer Tools

A Korean learner's dictionary needs only 1,465 of Hangul's syllables

Unicode encodes 11,172 Hangul syllables by one formula, and South Korea's 1987 character standard kept 2,350 of them. How the arithmetic works, why ㄱ has at least four code points, what NFC and NFKC do to Korean text, and which syllables the old standard left out.

3 Oct 2026 · 6 min read
Lines of green binary code projected across a man's face and glasses
Cybersecurity

An AI Agent Hacked a Dutch Security Volunteer Group. One of the Flaws It Used Has No Fix.

DIVD, which warns others about software holes, says an agent chained two unknown Zammad helpdesk flaws to reach root in seconds and took volunteer data. The root flaw affects every version.

3 Oct 2026 · 4 min read
The numbered keypad of a public payphone, seen close up
Consumer Tech

Phone number lengths across ASEAN's eleven members, from the regulators' own plans

How many digits follow the country code in each of ASEAN's eleven members, from the regulators' own numbering plans: Singapore's no-zero eight digits, Malaysia's 011, Vietnam's renumbering, Thailand's deferred ten-digit landlines, Indonesia's operator-set mobile lengths and a toll-free number shaped like a mobile.

3 Oct 2026 · 5 min read
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