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Kamis, 23 Desember 2010

Facial Recogniton Facebook, Seru tapi Berbahaya


Bila Anda termasuk orang yang eksis dan doyan menggunggah foto kemudian menandainya (tagging), ada berita gembira dari Facebook.

Situs pertemanan garapan Mark Zuckerberg ini baru saja menelurkan feature teranyarnya. Hebatnya, feature tersebut mampu mengenali wajah pada foto yang ditandai (tagged) secara otomatis.

Peranti lunak pengenal wajah ini sebenarnya mulai diperkenalkan di akhir September 2010 lalu. Cara kerjanya adalah dengan mencocokkan wajah orang dalam foto baru dan foto lainnya yang kemungkinan bakal ditandai juga.

Sebagai contoh, katakanlah ada seorang teman yang baru saja menggunggah foto dan Anda ada dalam foto tersebut. Nah, jika program pada peranti ini menemukan foto Anda lainnya dan menurutnya cocok, ia akan otomatis melakukan tag nama Anda di foto tersebut. Manfaatnya, teman Anda tidak perlu capai-capai menandai foto Anda secara manual satu persatu.

Adanya feature “tag suggestion” akan membantu peranti lunak ini membedakan wajah Anda dengan orang lain. Atau, jika Anda sudah pernah ditandai sebelumnya, bisa juga menggunakan “group tagging” yang memungkinkan pengguna untuk mengetikkan satu nama sekali saja dan menerapkannya pada semua foto yang berisi orang tersebut. Namun demikian, media sosial beranggota setengah miliar pengguna ini tetap menawarkan tag individu secara manual.

“Alih-alih mengetikkan nama orang yang ditandai sebanyak 64 kali, kini yang perlu Anda lakukan hanyalah melakukan penyimpanan untuk menandai seluruh gambar sekaligus. Jauh lebih mudah dari sebelumnya,” tulis Facebook melalui blognya.

Namun perlu diingat, teknologi ini juga memiliki kerentanan. Vendor keamanan jaringan, Sophos juga membenarkan hal ini. Keresahan lainnya pun nampak dari pengumuman Facebook yang menyatakan bahwa “pengguna dapat menonaktifkan feature ini melalui pengaturan privasi”.

Ini [mungkin] berarti, seolah-olah feature ini sudah di-setting secara default, bukan? Untuk menonaktifkannya, pengguna dapat menggunakan feature switching off untuk menjaga nama anda dari otomatisasi tagging foto. Kini pilihan berada di tangan Anda. Mau menggunakan feature pengenal wajah atau tidak?



Sumber : infokomputer.com

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