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The cyber security knowledge center.

Practical content from industry professionals on digital forensics · data recovery · cyber security · KVKK compliance.

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567 posts
#ssd#data-recovery#jedec

The SSD Models That Fail Most Often in Turkey: A Practical List From DSET's 5 Years of Casework

Five SSD failure causes (controller death, NAND wear, firmware, TRIM side effects, PMIC/PCB). Early detection with SMART parameters. The JEDEC JESD218 TBW standard plus official manufacturer figures (Samsung 980 Pro 1200 TBW, Crucial MX500 360 TBW, and more). Analysis of six brands (Samsung, Crucial, Kingston, WD, SanDisk, Intel/Solidigm). Turkey's grey-market product versus authorized distributor channels (Penta, Index, Akilli, Arena). Seven SSD buying recommendations. DSET's qualitative field patterns.

aytacdoganay·1 Haziran 2026·27 min read·304 views
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#kvkk#board-decisions#data-breach

Data Breach Trends in Turkey from the KVKK Board's Decision Summaries: A 2020-2025 Pattern Analysis

Recurring breach patterns in the decision summaries the KVKK Board shares with the public under its transparency principle (Article 8). Eight core breach categories (leakage, unauthorized access, loss, misdirected sharing, inadequate safeguards, late notification, deficient disclosure, children's data). Sector trends (e-commerce, finance, healthcare, education, telecom, public sector, legal). The pre-pandemic to post-pandemic evolution from 2020 to 2025. The six factors the Board weighs when setting penalties. Practical patterns drawn from DSET's 100+ corporate clients.

aytacdoganay·1 Haziran 2026·25 min read·320 views
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#digital-forensics#supreme-court#expert-witness

Why Are Digital Forensics Expert Reports Rejected in Court? A Pattern Analysis of Supreme Court Rulings

An analysis of the recurring rejection patterns found in publicly available rulings on karararama.yargitay.gov.tr. Ten main rejection categories (broken chain of custody, missing hash, no write blocker, undefined methodology, legal interpretation, unsourced findings, contradictory reports, exceeding the scope of duty, insufficient evidence, missing digital signature). The relationship between supplementary reports under HMK Article 281 and expert opinions under CMK Articles 67 to 73. Seven practical recommendations. Field experience from Hamza Aytac Doganay (6 years at the Cybercrime Unit of the General Directorate of Security plus a thesis-based master's degree from Ankara University).

aytacdoganay·1 Haziran 2026·27 min read·351 views
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#data-recovery#case-anatomy#field-experience

The Anatomy of Data Recovery in Turkey: 12 Lessons from 20 Years in the Field

12 field lessons drawn from DSET's experience since 2003, with more than 20,000 TB of data recovered and over 100 enterprise clients. The first power-on after an HDD failure, TRIM as the silent SSD killer, the URE math behind RAID 5, geography versus failure profile, the backup paradox, ransomware as a permanent risk, Apple Silicon's Secure Enclave, phone factory resets, cloud backups and data protection law, donor parts, the chain of errors, and data recovery and digital forensics as one integrated discipline.

aytacdoganay·1 Haziran 2026·27 min read·233 views
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#education#university#school

University and School Data Recovery: Theses, Research Data, and Student Information Systems

University SIS, faculty thesis and publication archives, research lab data, Moodle/distance-learning/Teams; school e-Okul sync, IEP records, exams. YOK National Thesis Center. Last-minute thesis recovery is the most common case. KVKK art. 6 student health reports plus art. 28 research exemption. Academic discounts for students and faculty. Close to Hacettepe University.

aytacdoganay·1 Haziran 2026·13 min read·164 views
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#sme#cybersecurity#nist-csf

SME Cybersecurity Guide: A Baseline Package for My 10 to 100 Person Company

Why SMEs are targeted (easy prey plus a gateway into the supply chain). A 10 point minimum baseline (MFA, patching, 3-2-1 backup, EDR, SPF/DKIM/DMARC, segmentation, vendor risk, training, IR playbook, KVKK). Microsoft 365 Business Premium coverage, CIS Controls IG1, NIST CSF 2.0 GOVERN. The KAOS homegrown AI engine as an SME alternative. A 90 day roadmap.

aytacdoganay·1 Haziran 2026·13 min read·211 views
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#manufacturing#industry#data-recovery

Manufacturing and Industrial Data Recovery: SCADA, MES, PLC, and ERP Systems

The IT/OT divide in manufacturing. SCADA (Siemens WinCC, Wonderware, Rockwell), MES, PLC (S7, Allen-Bradley), historians (OSIsoft PI), ERP (SAP/Oracle/Logo/Mikro). Reference incidents: 2017 Maersk NotPetya (300M USD), 2019 Norsk Hydro (75M USD), 2020 Honda. Air-gap breaches. NIST 800-82 + IEC 62443 + NIS2 + KVKK + MITRE ATT&CK ICS.

aytacdoganay·1 Haziran 2026·13 min read·211 views
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#e-commerce#data recovery#pci-dss

E-Commerce Data Recovery: Trendyol, Hepsiburada, Magento, WooCommerce Scenarios and PCI-DSS

Data recovery for e-commerce platforms (Magento, Shopify, WooCommerce, Trendyol/Hepsiburada seller dashboard). Magecart skimming, MySQL corruption, ransomware, accidental DELETE. PCI-DSS compliance, card tokenization, iyzico/PayTR/Param/MOKA. KVKK B2C and B2B. 3-2-1 immutable backups, point-in-time recovery. Black Friday SSD failure.

aytacdoganay·1 Haziran 2026·14 min read·267 views
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#samsun#data-recovery#black-sea

Samsun Data Recovery: Professional Service From the Central Black Sea to Ankara Hacettepe Teknokent

Insured shipping from Samsun and the Central Black Sea to our Ankara center. Ilkadim, Atakum, Canik, Tekkekoy, Bafra, Carsamba, Vezirkopru. OMU plus Samsun University. The historical significance of Ataturk's landing on May 19, 1919. The Port of Samsun, Karadeniz Bakir, the fertilizer industry, tobacco/TEKEL, plains agriculture. 420 km, 1 to 2 business days.

aytacdoganay·1 Haziran 2026·13 min read·145 views
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#sakarya#adapazari#data-recovery

Sakarya (Adapazari) Data Recovery: Professional Service from Eastern Marmara to Ankara Hacettepe Teknokent

Insured cargo from Sakarya/Adapazari to the Ankara headquarters. Adapazari, Erenler, Serdivan, Hendek, Akyazi, Karasu, Sapanca, Geyve. Sakarya University, SUBU. Toyota TOMSA automotive main industry, Adapazari OIZ supplier industry, TUVASAS railways, Sapanca tourism. Epicenter of the 1999 Marmara earthquake, BCP/DR lessons. 360 km.

aytacdoganay·1 Haziran 2026·13 min read·180 views
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#diyarbakir#data-recovery#gap

Diyarbakır Data Recovery: Professional Service from Southeastern Anatolia to Ankara Hacettepe Teknokent

Insured shipping from Diyarbakır and Southeastern Anatolia to the Ankara central laboratory. Bağlar, Kayapınar, Yenişehir, Sur. Dicle University. GAP Region agriculture (wheat, lentils, watermelon), Karacadağ farming, textiles, food, renewable energy (solar panels). 1,000+ km, 2 business days by shipping. ISO 27037, KVKK NDA.

aytacdoganay·1 Haziran 2026·13 min read·172 views
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#eskisehir#data-recovery#anadolu-university

Eskişehir Data Recovery: A Short Distance from Central Anatolia to Ankara Hacettepe Teknokent

From Eskişehir to Ankara is 230 km, with same-day delivery possible by high-speed train and shipping. Tepebaşı, Odunpazarı. Anadolu University (open education), ESOGÜ, ETÜ. TÜVASAŞ/TÜLOMSAŞ rail-system manufacturing, the Air Supply and Maintenance Center / ASELSAN defense facilities, meerschaum, the food industry. ISO 27037 compliant, KVKK NDA, free intake assessment.

aytacdoganay·1 Haziran 2026·14 min read·152 views
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Categories

#ankara236#kaos146#cybersecurity95#data-recovery78#kvkk47#digital-forensics46#pentest34#penetration-testing27#web-security23#digital-evidence23#owasp23#incident-response22

Most Read

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  5. 05Disk Drill Review: Does This Mac and Windows Data Recovery Software Actually Work?2016 reads

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