Hi eveyone. Im trying to customize a pre packaged php meta search engine and i ran into a encrypted page that i have never seen before. I am including the source below. Am i correct to assume that the page was encrypted outside of PHP? Here is the exact code, there were no opening or closing php tags. 4+oV5Ct9E2NU584Aetgj1cH8dsSV5xMV9fBaNO+ymx8vdAiJOVlkmlurzwZEi+j6HNz8fuB1RJtJ LCGWqNBlFm4bb69d0LRHW8OzroJdJld0s8YbHtwV21wO66ppWCGTS58397za8aLPWWEDaK4KOTJp 1GV7Xl996+Q/yiL94pHQAEFVe1ZTCWC1Bc2Xid156OpJmOvzy+yLgt0B2Qaji0+ipxf9gJNc4zgE SgWiRpKj5tVCTKHG2+6jgaedqKG/YhVqYKtU6TwFcT3Wo7bpRaTKUQfoRKS8Z6f1PjzdUPPljXWP 8BEXoiVXKEoSqmYUnGD0sQgtTJbdm+jzdfga0VUL9OybRS727BxLmYahzcQhN1ga2oEMJlvBpVgU uuvc4Xb8gVREaZreWKlGOmDdKCSDRyQhSprVPCQ/yxLLHZ0UcYPDr1dMGUIa/mR/G+md+KwsBuH0 jg71BAxfDEktetWtkmQGcjI2bAJvfYOVJKfM3zNEou1gpTV5bSYzLBAJ89FA0USJ8q+BDY0NjAe8 eUihbFcAvPcDpnuj9BNx94cqD7uWZDl0tfiAAm2z+iQUS1/DDfc3Mu0NZNDWMcpKtRwJv4syQcUs XcU8xW1jZsq+CkZsQhBx393YO19c+0F74gSknv9eIdpmZwtP6DfTiKNeg43Xem2LdrSaObwIAQnK 9M98oDWsWX/x6wmZDfs6iOUk76Q5sO4ChBGZM6Y35FDoEAs+XGXqZbZ3gsqCX+79PKMAxTVBMiQl H2QHQ+Smd2Ts9D1vgeTfYrp5OvMpcsFDP9Qu43xhn2CFwk7H7ZRsQ+8qTHotk7msPHMJApq57JDM 8sAyvYfDfRaF5kUIuGon7N6+gtmdxY1ascVzT+e5RCskgGqZgM16bZOAgmjOmPqe84sgUHGKcJ8J wEu02GevXuDGRBqWUFQdCyWrZYV6FJevdLGI6HooDTG70KzoSt7AWnJ/P+yvkY27nrmGXL0a14DW hl/7g96/on22MW45yathpOB5SnQHhQYSEKvS6x72iWla8TJ0/P877/F19aSqdXp8E2KOiZb1qYD0 tnuPzrncGUbET79khb2uWs5DUrhBD12BYkG2n7K4fyTd75v5DJ9w4SGaASAGtMOqZwH05yK1hlnS DXDa9686+l7gVDcsOuq8xokEVXkr7NFsmnx+ZR7t7m/BYesfi24nmyUbLBwPLupNx0VAtKBqv9WQ LDkKP3JsGaL/OVVNcEDAFyHTqHA2yJ1q/lRyDQvJZGsgC6sNFcIImbXu9to0L0aDaBDBn7Ujavtm cuZ/Ue7s9w1/EJRGeMPGEtghTKE1zOqlKHDXpBDM4zss/Xnddb5uyKWssE/fMMyTWhrY4mkHmH2y OrxRLi0x9NPcH2wa2rjHaQgoyt1sD2jjx5ZDIWmqA5ANI+HSIktal5wHxmSw0Gjz5t2vckp9Co/U XlxbatthZkv6gnzTAwLv6JKxmNpmXaFbBWZw6gy0Cp0r/5YPKPPlXHYeLtwP7MwFsL+aR7EAasee H5M9AvfjeBf59R6GhZDrs1T6bfvV3TvnvlfEr9CbZBpAI6VAEk65x0Rj+QXXLi/LA5rXFx6tez97 0QlEbJhN6R8dXfXs/1NSUk+TqsynLUIUou3G7szWRKbyZdKdTl8ncdEyJPtyQwlsJOqNb3EmUTph wY9Vy0TW2slun/3UWWX90T99B6bk/mJMQsC1yWCA2rbpwpXSzqdyR5VoM8Gf6XBEWdUtYffRCmLp iA0IVUHc68yNE4Hlh4oLnhVxLzVsqSC3nBjYg19KnsS6QJfAIzr6kAC4j3Q7c1FN7FraQR7ItfxJ MHAU5DmhcXvCYexTigOFZ+xky+D/t93b+e7Zx52GbYXg3AkM6IcLa1qv3fBirZy3m7EP5OKCZd3o 5bdAZGegh27Epj244tjY1XyAet2HVL3/hif0haE+ke2Swvdg/8QHQM97Pz5Y/5+FAZNJYC0+cb2s 91/VfXT9Zq0qpYyXNsiKv8ycXGBunhpTHjNTei5MLkEdNcRrFtjQYTWMRvEisXfFk4r0JpI8IQ9d IK86yCnRMnEJG20GeMEdzhsV8n3sUIM1oCgsqcHedeVEFPTJc4qK0zB81bmEoUNNooyWD8BEpB3H CuszTrqgapEPASf4+Hv+ROrT+dV4j9ROSJq9kjpSkfdWpO1eplIK7ZsVv+RJHXGMzU+XK6aBJKQn ei/dEsd7EcI6jQBXcN8K2+JZ1isecWMqntnMnxR5y1FAw2GlAITx1UIN/qXWODOTsPAZrVtMgSYV PmkAr9+rnTTkeqBHgSVOpxOQBNN5ViNXZWBJjBPe70ecHOCZM23seM51uzdM0ZYxHcO1glK0IK3h C6ofiuq2G6wnJDBemPf5yq2ssr2TPRb/AKKgQ0Jhh1r0Y8jl+bvoWUctZ27kr5SuhcXwvNgGpabx ru+dMdzCHAqT8NU9cvqzxxUlqN8OEyFVclRl2zgjdilXKTwQlnUNoMjOcSDpKD0Qjccu4t9WdNwE rt0quiOLZs1nWqerPWW4mJ2Y2N6l9AeSpz37NHitJA8JZZtgCswqmUx6Rnd51cL0ZCfBVovYi60e mLbThTEi48UnSE2z+QIMNkxDEDxylb3taGR4oeBHzXFDUyyzR1Fn1reuvlMpZ/VPbOiSS8GC8CUO ab5hvXJ/6CK1VKXup3I5oJ/31PC1EWO0E3L92nUDK+TGyhG1aL0GH+UcPaYyyMevNfn7ZHBN2zyH ulSib2LUCWEdHw5UtwXTQhl0DWKZIjdBL6er5PZbv29xkfhR8aZzJZ36vs17s+QISYh8q7+m4rK/ X0EYl/LF7WmTzi6dojHuFeJKW2xqmQMBXMD6LtAwLKdX85bf+nm9pu4KDGkuzVptodIg2Fu2vagc UhiBiRCBnBv+NbYW/D32lV5D/KWVo4QS+pDW9kHdGO5eQ+APY0gC8HDgMfcWtCNB4Hu2kvPDkwnP 0rICUX9nolrhL04lj3uOuOYULRPZMIq08Rqh6P20GLhVzQyxfPVjFrAzvWMdQtBOxyvhEN2nTsuT SYm0bsnrscJdht0ZnILhXtETbzssOE9lQ0VUpX2pOI+1v1d/80Fr0I5BdtcCnCgA0FrYpTh1RVle WqQLr56cg6BwUIGozaR2SM8YQ7p4juw2mZ0dE5ilXX6zVsu3WEcq2+yv8d7qJ4YxQ+aCkBT8Wzx7 UNNB4kllMfd16qSbDbZX1HiZX0A3orPh74WzTjHr0UOzGF3oQ4c8Q42wg7ob+soQYt2khHiiO/ka ygZFn+Q7894o+etoUZquwoHvdp2GapLkLEtDKd6a+UtDYxOrPtqgZBHyt/ukw+0NEa76BgW2P+yA yFQVfKkYW9D/zQdNRg0N8IwafV6KAJ0+wSo3BFWfqJu5C8TghfcyzCEx5ERG4rNNqdpB+6WHk5RL 8cuMDMw7IVzlIHzt1faS6H0sjLDOmHVO6ZMuBg8Xky/7Uqk8dxrH/hnhDMfvONa2KIrI7qiAMNmj QNDVJe79YkBd44ajcduOHXUCQ045gP2q2ThuZU5Lm1flNVW8duMowQjKXKJ3MfuVH0E2LpRkL/T8 xkkZbEVgmowoxUVoWvA3w9s0Pt/nBl5Bogdmk/IaevpnHgRqZ1TZHyYDjHol5blknwulWqCjHvib UbZkKPaOVygWjioYvK5jWMDwN22SBlopcIS2ju2/Vb9EoHzmfLR04Erf6gtL4kNhYnol+zRaYkjk qBTyNP08y3bmcyllIl2AMMFVVNhTKNFZBNL81/VS1VHVr+ysY0aTAls9n1ruhaRon6280Hr4A2I/ MMpO/YX+VxxfciDGc+5ImYhKxpL0knQaGouYOPqN/4IOUOIAv0+ndgdYncrN/MkQdVHMq9WomHAY Fuc9ETCiV8kHZR7giv+d6IWbN7AfiCd37QM47YJz9E2qMz8OH+O/kjwc9mVc5cw7owPViAMBtMJH lfMMysmYTY4GOWSaiggfIgOE/cTLs7ion08Zp22iaugSk0HsUufBXAB9OQHn
Looks like base 64 encoding, but it isn't. Or at least not alone, so I guess it's gonna be hard. Can you file where this file is included? Or anything related to this file?
Well, you stated there was no base_64 or anything else in the file, just a blank file - so odds are its zend.
Its Base64 encoding. PHP support encode php code to execute. There are many application that encode your actual PHP code. Before execute PHP decrypt that code and then execute. This protect your code to being stolen.
As I said, it's not base 64, or at least not base 64 alone. I've been playing with the code... unsuccessfully.