Mara nyingi hupokea maswali kuhusu kwanini nina sticker kwenye sensa za mwanga wa mazingira kwenye kompyuta za kifaa changu na simu. Baadhi wanafikiri sijui tofauti kati ya sensa ya mwanga na kamera na kujaribu kunieleza kwamba hii si kamera. Wanachokokosa ni kwamba sensa za mwanga wa mazingira zinaweza kuwa…
Soma zaidi
Shukrani kwa likizo ndefu ya kila mwaka ya Mastercard (tuna 25 siku!) Nilichukua safari ya wiki mbili kwenda Misri mwanzoni mwa mwezi huu kutembelea sehemu ambayo nimekuwa nikitaka kuona kwa muda mrefu: makaburi ya kifalme ya kifarao wa kale katika Bonde la Maraja. Kama mhandisi wa usalama, I could not help looking at these…
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Kipengele hiki ni jibu kwa rafiki ambaye anatafuta nafasi ya usalama wa mtandao katika soko lenye changamoto kubwa. Kwa kuwa hili ni tatizo linaloenea siku hizi, Niliamua kuandika chapisho badala ya kuacha tu maoni. Takwimu mbalimbali kutoka vyanzo vingi zinaonyesha kuwa kuna pengo kubwa katika nafasi za usalama wa mtandao,…
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Mkutano wangu wa kwanza na ulimwengu wa wahalifu wa mtandao ulitokea kupitia kampeni ya shambulio la kisima cha maji miaka mingi iliyopita. I visited a Persian website and discovered that it was downloading malware onto visitors’ browsers. I promptly contacted the site administrator, who informed me that they had no technical knowledge of the issue. It became apparent that…
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I have heard this many times over the course of the last several years: someone is experiencing a heavy DDoS attack on their website. When I ask them what type of attack they are experiencing, the answer is usually that the bad guys are sending them thousands or even millions of POST requests. When I…
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DDoS (distributed denial of service) and DoS (denial of service) attacks can be broadly classified into three categories based on the layers of the OSI model they target: network layer (Layer 3), transport layer (Layer 4), and application layer (Layer 7). Layer 3 and Layer 4 attacks are typically less complex–even though that they might…
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The web application firewall (WAF) is a security tool used to guard against unwanted access to web applications. It is often a security device that sits on top of a web server and guards against threats from the internet or from beyond the network perimeter. Unlike Layer 3 (Network) and Layer 4 (Transport) firewalls, which…
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Alama za vidole vya Canvas, na wafuatiliaji wa vidakuzi vya Zombie si mambo mapya; hata hivyo, mbinu hizi zimeboreshwa na zimekuwa na ufanisi mkubwa zaidi kwa muda. Hivi karibuni, tafiti mmoja ilionyesha kwamba mmoja kati ya kila wanne 10,000 tovuti zinazotembelewa zaidi mtandaoni hutumia alama za vidole vya canvas kufuatilia wageni kwa kiwango cha juu 99.9% usahihi. Jaribio la ufuatiliaji kukusanya…
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For many years, I zealously have used Suhosin with any implementations of PHP5 on Apache2 or PHP-FPM Nginx webservers to defend against SQL injection and other common web attacks. In fact, PHP5 was so disastrous, both in terms of its core security, and its functions and modules that I could have never conceived using it…
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