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Thereafter, SI Sunil Dutt Sharma traced and produced one pen drive of 8GB capacity, which was of white and yellow colour and when the same was run on the computer system installed in the said office, it found containing the incident pertaining to the case. IO kept the said pen drive inside brown ( khaki) coloured envelope and sealed it with the seal of VSS. The said sealed envelope was seized by the IO vide the seizure memo Ex.PW8/A. IO recorded statement of SI Sunil Dutt and thereafter they returned to the office of DIU, South District. PW9 further deposed that on the same day, IO directed him to take the said sealed envelope to RFSL, Chankyapuri. He took the said sealed envelope along with RFSL forwarding letter given to him by the IO to RFSL and got it deposited there vide the RFSL acknowledgment Ex.PW9/A which he handed over to IO. During the period the said sealed envelope remained in his possession, it was not tampered with. PW9 further deposed that on 15.02.2018, on the direction of IO, he went to RFSL, Chanakyapuri, to get the result from the Computer Forensic Unit. He was handed over two sealed parcels duly sealed with the seal of RFSL, Chanakyapuri from the RFSL and handed them over to the IO. The sealed parcel stated to be containing Ex.PD-1 was not opened by the IO. However, the other parcel was opened by the IO and was found containing the RFSL report dated 12.02.2018, Certificate under section 65B, Indian Evidence Act, Annexure A (two pages), one CD marked as Annexure CD-1 and forwarding letter with sample seal. IO seized the said documents with CD vide the seizure memo Ex.PW-9/B. PW9 further deposed that on 05.03.2018, on the direction of IO, he had visited Truth Lab, Safdarjung Enclave for obtaining the result on the pen- drive already deposited in the Truth Lab. He was handed over report in sealed condition in the Truth Lab which he gave to IO. PW9 identified the PEN drive Ex PW8/Article-I alongwith its content as the same which was seized by the IO vide seizure memo Ex PW8/A.

xii) PW12 Kailash Kumar, Junior Forensic/Assistant Chemical Examiner, Computer Forensic Unit, RFSL, Chanakyapuri, Delhi, proved the report Ex. PW12/A vide which the data of pen-drive make 'Sandisk' 4 GB was retrieved in DVD marked DVD-1.

PW12 further proved hard copies of hash report of record file (8 in number) Ex. PW12/B1 (colly) and his letter dated 31.08.2016 Ex.PW12/B. PW12 further proved the report dated 12.02.2018 Ex. PW12/C vide which the data was retrieved from pen-drive make 'Kingstone' 8 GB capacity and provided in a CD Marked CD-1. He had prepared hard copy of the detailed report (video file) in two pages marked as Annexure-A Ex.PW12/C2 (colly). He had also enclosed the certificate under section 65B(4)(C) Evidence Act Ex.PW12/C1 with his report. After seeing CD Ex.PW12/Article-1, bearing RFSL No. RFSL(CH.P.)-2018/CFU- 46 Annexure-CD1 and case particulars of this case, PW12 identified the same being the same which was supplied with his report and has identified his signatures on the CD. On being re- examined by Ld. Addl.P.P. for the State, PW12 affirmed that he had not ascertained whether there was any alteration or tampering in the recording as per file created dated 22.04.2014 20:22:22. The same was done by Physic Division, FSL Rohini.

67. On 11.01.2018, the sealed envelope was sent to RFSL, Chanakyapuri through PW9 SI Neeraj for extraction of data and authentication of data by hash function alongwith forwarding letter Ex.PW15/J. The acknowledgment of FSL is Ex. PW9/A. On 15.02.2018 PW9 SI Neeraj collected the FSL result alongwith sealed exhibits and certificate u/s 65-B Indian Evidence Act from RFSL, Chanakyapuri, which were seized by PW15 vide seizure memo Ex. PW9/B.

68. The exhibits sent to RFSL, Chanakyapuri, were examined by PW12 Kailash Kumar, Junior Forensic/Assistant Chemical Examiner, Computer Forensic Unit, RFSL, Chanakyapuri, Delhi, who deposed that on 11.01.2018, vide forwarding letter of ACP, DIU dated 11.01.2018, one sealed parcel duly sealed with the seal of VSS at four places was received in their office for examination alongwith the sample seal. The said parcel was found containing one pen-drive of make 'Kingston' of 8 GB capacity. The said pen-drive was marked as PD-1 and was forensically imaged on storage media. On analysis of the data by authorized hardware and software tool i.e. EnCase, the relevant data (video file) was retrieved and provided in a CD marked as Annexure-CD1. He prepared detailed report dated 12.02.2018 Ex.PW12/C. He prepared hard copy of the detailed report (video file) in two pages marked as Annexure-A Ex.PW12/C2 (colly). He also enclosed the certificate under section 65B(4)(C) Evidence Act Ex.PW12/C1 with his report. PW12 identified CD Ex.PW12/Article-1 as the same CD which was supplied with his report. Annexure-CD1 (Ex. PW12/Article-