Leica’s latest camera encrypts verification info into every photo leica相機收購

leica相機收購

leica相機收購leica’s latest camera encrypts verification info into every photo

leica相機收購leica’s latest camera encrypts verification info into every photo

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The $9,195 M11-P uses Adobe’s Content Authenticity Initiative to cryptographically sign each image. Otherwise, it’s essentially an M11 Monochrom that shoots color.

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Just like the M11, the M11-P comes in a black aluminum body that’s lighter in weight or a silver chromed brass that’s heavier.
Image: leica相機收購leica Camera

The compact and discreet nature of leica相機收購leica M rangefinder cameras once made them a popular choice for photojournalists, long before autofocus became pretty much a prerequisite. But while M cameras these days are more likely to be in the hands of an amateur or enthusiast than a conflict photographer shooting for Reuters or The Associated Press, leica相機收購leica’s new M11-P has a novel approach to verifying the authenticity of photos.

The $9,195 M11-P follows mostly the same playbook as leica相機收購leica’s prior “P” variants. At its core, it’s mostly the same as the 60-megapixel manual focus M11 rangefinder it’s based on, but it eschews the red dot badge in favor of an old-fashioned engraving, upgrades the LCD cover from Gorilla Glass to sapphire crystal, and, like the M11 Monochrom, has 256GB of internal storage instead of the M11’s 64GB. It’s even launching alongside a new $5,295 Summicron-M 28mm f/2 ASPH. lens, which is another by-the-book leica相機收購leica lens update that focuses closer than the previous version.

But the big addition here for the M11-P is a new internal security chip that generates a signed certificate (Content Credentials) in the metadata of each image, allowing photos to be verified through Adobe’s open-source Content Authenticity Initiative (CAI).

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The M11-P shows a Content Credentials logo in image playback for any pictures taken with encrypted metadata.
Image: Adobe

Content Credentials are an opt-in feature of the M11-P, which can be turned on in the camera’s settings. When activated, the M11-P will embed an encrypted signature into the DNG raw and JPG files containing the artist’s name, the camera make and model, and the photo EXIF data. Images with embedded Content Credentials can be verified by anyone on Adobe’s verification page, and changes or manipulations to the file can be tracked via the standards set by the Coalition for Content Provenance and Authenticity (C2PA). The credentials are not tamper-proof, but they can show if a bad actor messes with it. “We’re not trying to catch every bad actor out there. It’s about recognizing the good actors and giving them tools to protect and verify the integrity of work,” said Santiago Lyon, head of advocacy and education for the Content Authenticity Initiative at Adobe.

So what does all this mean to the average M11-P user? Well, since there are no extra sidecar files to contend with, those who choose to opt in can likely set it and forget it if they actually care about proving the veracity of their images. It may come in handy one day if an artist needs to prove that their work was not doctored or verify their ownership of an image. However, the M11-P does take a slight hit in the speed department when it has to spend some of its processing power cryptographically signing each image. According to leica相機收購leica, this should only be noticeable when shooting very quickly or using the camera’s fastest continuous burst modes — which are not exactly an M camera’s forte anyway.

leica相機收購
An M11-P image uploaded to Adobe’s verification page. The embedded Content Credentials show the author, the app used, and if AI-generated elements were incorporated.
Image: Adobe

Outside of all the Content Credential stuff, the M11-P is exactly what you’d expect since leica相機收購leica already laid out its playbook with the very similar M11 Monochrom released earlier this year. I think you’d have to be slightly paranoid about the state of photography and generative AI to spend nearly $10,000 to ensure your photos are verifiable through the CAI — especially since leica相機收購leica is not offering any means to add the new encryption function to the M11 or M11 Monochrom. (leica相機收購leica once offered an upgrade program that allowed owners of the old M9 to pay to have their cameras converted to a fancier M9-P, but it hasn’t offered a similar service since.) However, this feature definitely sounds appealing if it trickles down to lower-cost leica相機收購leicas and, more importantly, the wider-adopted pro brands like Canon, Sony, and Nikon (of which all three are also members of the CAI or C2PA).

leica相機收購
You can compare the original shot to the uploaded version with heavy edits made in Photoshop — including a sky replacement.
Image: Adobe

I asked leica相機收購leica Camera USA’s product communication specialist, Nathan Kellum, if we can expect to see Content Credentials in all forthcoming leica相機收購leica cameras, but I was only told, “I can’t speak to that at the moment.” Though, if this feature is as important to photographers and photojournalists as leica相機收購leica is hyping it up to be, then it seems like it must. We’ll just have to see if leica相機收購leica deems Content Credentials as part of its fanciful “Das Wesentliche” (the essentials) that it often romances.

Update October 26th, 9:34AM ET: Added further context about Content Credentials not being tamper-proof, including a quote from an Adobe rep.

Correction October 26th, 2:36PM ET: This article previously attributed an emailed quote to Madeleine Burr, senior communications manager for Adobe. Burr later emailed to say that the quote should have been attributed to Lyon. We have updated the attribution.

leica相機收購(圖/翻攝日本軟銀官方網站)

經典相機品牌徠卡(leica相機收購leica)稍早在日本推出旗下首款智慧手機 Leitz Phone 1,有招牌的小紅點 LOGO,並搭配專屬的鏡頭蓋!定價維持品牌的策略,依舊十分高貴。

Leitz Phone 1 似乎是與夏普合作的產品,手機規格幾乎都與先前發表的 Aquos R6 一樣。正面採用置中的挖孔螢幕,背面主鏡頭則改為巨大圓圈模組,搭配的是一顆 1 吋大小的 2000 萬畫素感光元件,是當前最大體積,能確保進光量。

相機功能會搭配徠卡自家的色彩美學,像是具有名為「Leitz Looks」的黑白模式,並且還會附贈可吸附的鏡頭蓋,模擬傳統相機的使用模式。

leica相機收購(圖/翻攝日本軟銀官方網站)

其餘規格方面則與 Aquos R6 相近,像是擁有 120Hz 的 IGZO OLED 螢幕,搭載高通 S888 處理器、12GB RAM,支援 10-bit 顯色、5,000mAh 電池容量與 IP68 保護。

Leitz Phone 1 將於日本軟銀獨家販售,售價來到 18 萬 7920 日圓,換算台幣約 4.7 萬元,比同等級機款貴上一截,看來是要以徠卡專有的品質、色彩美學一決勝負。

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